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How to access older content and should Email Geeks use Slack or Discord?

Michael Ko profile picture
Michael Ko
Co-founder & CEO, Suped
Published 17 May 2025
Updated 19 Aug 2025
8 min read
For anyone active in professional online communities, the frustration of trying to access older content in platforms like Slack is a familiar challenge. You're searching for a crucial piece of advice, a past discussion that solved a complex problem, or simply want to revisit a helpful thread, only to be met with a prompt to upgrade your plan. This limitation can significantly hinder knowledge sharing and collaborative problem-solving within vibrant communities, particularly for those dedicated to technical topics like email deliverability.
This situation often leads to a broader question: are the platforms we use truly serving the needs of specialized groups, such as the Email Geeks community? While Slack has become a de facto standard for many professional interactions, Discord has gained significant traction, especially in larger, more open communities. Deciding which platform best suits a community like the Email Geeks community involves weighing factors like content accessibility, communication style, and the sheer effort of migrating a large, established user base.

The challenge of accessing historical content in Slack

Many communities, including the Email Geeks, start on free Slack workspaces, which come with a fundamental limitation: only the most recent 10,000 messages are accessible. While this might suffice for smaller, nascent groups, it quickly becomes a barrier for active, large communities that generate thousands of messages daily. The only way to access the full message history is through a paid subscription, which for a community of 7,000 members and extensive daily content, can be astronomical, potentially costing tens of thousands of dollars per month.
This constraint significantly impacts a community’s ability to function as a long-term knowledge base. If you're trying to troubleshoot a persistent issue, like deciphering email bounce issues based on past discussions, hitting this message limit means valuable insights are locked away. For professionals, this lost historical context can impede learning and efficient problem-solving, making it harder to reference previous solutions or discussions about specific email security protocols or deliverability challenges.
For individual members, a common workaround for this limitation is to actively star important messages and threads. This allows you to create a personal archive of relevant content that remains accessible regardless of the workspace's overall message limit. It requires diligence, but it's a practical way to ensure you can revisit specific advice or solutions without needing an enterprise-level subscription. Many users find this approach useful for managing the constant flow of information and preserving key insights.

Understanding the limitations

Slack's free tier caps message history at 10,000 messages. For large, active communities, this limit is quickly reached, making older, valuable discussions inaccessible. Upgrading to a paid plan for full history can incur significant costs, posing a barrier for community organizers who rely on free or low-cost solutions.

Choosing the right platform for professional communities

The choice of communication platform is critical for any thriving online community, especially those built around professional discourse. Both Slack and Discord have carved out significant niches, but they serve different primary purposes, reflecting in their features and user experience. Slack, originating as a business communication tool, excels in integrations and structured team environments, while Discord, initially for gamers, has evolved into a robust platform for large-scale communities with strong voice and video capabilities.
When comparing the two, it's clear they offer distinct advantages. For instance, Zapier highlights Slack's intuitive design and integrations as key for collaboration, while noting Discord's strength in video and audio. Similarly, Pumble's detailed breakdown emphasizes Discord's free features and better media quality versus Slack's business-centric approach. These differences mean that the 'better' platform depends heavily on the specific needs and priorities of the community.
A significant factor in any platform decision is the existing community itself. Moving a large community of thousands of members from one platform to another is a monumental task. It requires extensive communication, active migration support, and a high degree of user adoption. The inertia of a well-established community, even one facing challenges like limited message history, often outweighs the potential benefits of a platform with different features or a more generous free tier. The Email Geeks Slack community has grown significantly, indicating that the current platform serves its core function despite limitations.

Strengths for professionals

  1. Integrations: Extensive integrations with business tools, enhancing workflows.
  2. Threads: Robust threading capabilities for organized and focused discussions.
  3. History: Paid plans offer unlimited message history, which is crucial for a comprehensive knowledge base.

Strengths for communities

  1. Voice/Video: Superior voice and video communication features, ideal for live interaction.
  2. Free features: More generous free tier, including unlimited message history and users.
  3. Scalability: Designed to handle very large communities with ease.

Key considerations for email geeks

For email professionals, specific features within a communication platform hold more weight. The ability to search through past technical discussions, reference configuration snippets, or revisit explanations of complex deliverability concepts is paramount. While both platforms offer search, the ease of access to this historical content due to message limits differentiates them significantly. Effective threading is also key for keeping discussions focused and digestible, preventing important information from getting lost in a fast-moving general channel.
The preferred communication style also plays a role. As one user on Quora pointed out, Discord tends to be better for audio and calls, fostering a more real-time, spontaneous interaction style. Slack, on the other hand, often favors text-based communication, making it more suitable for detailed explanations, sharing links, and asynchronous discussions that build over time. For an Email Geeks community, where intricate technical details are frequently exchanged, the text-centric nature of Slack can be a significant advantage.
Ultimately, the decision to use Slack or Discord for a large, established community involves more than just feature sets. It also comes down to user familiarity and the massive undertaking of migrating thousands of members. Despite the cost of accessing older content, the Email Geeks community remains firmly rooted in Slack, largely due to its established presence and the difficulty of getting so many members to adopt a new platform. The current platform has proven effective for fostering discussion and support, making the status quo a powerful force.

Feature

Slack

Discord

Message history
Limited to 10k messages on free plan; unlimited history requires expensive paid plan.
Unlimited message history is available on its free tier.
Integrations
slack.com logoExtensive business application integrations.
discord.com logoGrowing integrations, primarily community-focused.
Threading
Excellent for focused discussions and organizing conversations.
Supports threads, but they are less prominent in the UI/UX.
Voice/video
Supports calls, but less emphasized for primary interaction.
Superior for real-time voice and video communication.
User base
Strong business and professional adoption.
Strong gaming and broader community adoption.

Strategies for content discoverability

Beyond the inherent limitations of a platform’s free tier, communities themselves play a crucial role in ensuring valuable content remains discoverable. Relying solely on a platform's built-in search functionality, especially when message history is capped, is often insufficient. Proactive content management is essential to safeguard the collective knowledge of a community, preventing valuable discussions from being lost to time or paywalls.
Effective strategies include regularly compiling key discussions into summary documents, maintaining a separate, dedicated knowledge base or wiki, and utilizing platform features like pinned messages or dedicated announcement channels for critical information. This approach ensures that important advice, troubleshooting steps, or best practices are not dependent on a fleeting chat history. For instance, creating an external resource that links to a deliverability blog can bridge the gap between real-time chat and long-term knowledge retention.
Ultimately, the responsibility of content discoverability rests with both community administrators and active members. By consciously curating and archiving important information, communities can mitigate the limitations of their chosen platforms and ensure that valuable insights from past discussions remain accessible to all, fostering continuous learning and problem-solving. This human-driven effort is often more impactful than any platform’s native archiving features.

Views from the trenches

Best practices
Actively star important messages and threads for personal access to ensure crucial information is always at hand, circumventing message history limits.
Always examine the actual rejection messages from your ESP for detailed insights into delivery issues, rather than relying solely on summary overviews.
Consider establishing a supplementary knowledge base or wiki outside of the chat platform to archive and organize key discussions and solutions for long-term reference.
Develop a system for community managers to regularly summarize critical discussions or decisions, making them easily searchable and retrievable for all members.
Common pitfalls
Expecting platforms with free tiers to retain unlimited historical data without understanding the underlying costs and technical limitations.
Underestimating the significant effort and coordination required to migrate a large, established community to an entirely new communication platform.
Failing to archive or document important discussions and solutions, leading to repetitive questions and lost knowledge over time.
Not clearly defining how urgent issues should be communicated and resolved, particularly when standard channel rules might slow down critical responses.
Expert tips
When selecting a communication platform for a technical community, prioritize its threading capabilities and search functionality over ancillary features for long-term knowledge retention.
If your community thrives on quick, real-time voice discussions, Discord might offer a more fluid experience, but for detailed, asynchronous text-based problem-solving, Slack's structure is often superior.
Recognize that the larger and more established a community, the higher the user inertia, making platform changes difficult regardless of potential benefits.
Implement a clear policy for what content gets archived and how, ensuring that valuable community insights are preserved beyond platform-specific limitations.
Marketer view
Marketer from Email Geeks says they were unable to access an older post in a Slack channel due to the need to upgrade the plan, highlighting a common issue for many users.
2020-02-21 - Email Geeks
Marketer view
Marketer from Email Geeks explains that the cost to access older content for large communities like theirs would be around $50,000 per month, making it financially unfeasible.
2020-02-21 - Email Geeks
The challenge of accessing older content on communication platforms like Slack is a real hurdle for many communities, particularly those operating on free tiers. The high cost associated with unlocking full message history compels users to adopt individual workarounds, such as starring important messages. This situation highlights a fundamental tension between platform utility and financial sustainability for large, active groups.
While Discord presents a compelling alternative with its generous free tier and robust community features, its suitability for professional communities like the Email Geeks is nuanced. Slack's business-centric design, strong threading, and established user base continue to make it a favored environment for in-depth, text-based technical discussions, even with its historical data limitations. The practical challenges of migrating thousands of users also strongly influence the decision to stick with an existing platform.
Ultimately, the effectiveness of knowledge sharing within any online community depends not only on the chosen platform but also on proactive content management and curation. By implementing strategies like archiving key discussions in external knowledge bases and actively using platform features for content retention, communities can overcome these challenges and ensure that valuable insights remain accessible, fostering continuous growth and collaboration among their members.

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