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How readers actually read Substack in 2025 (the hard data)
Why long posts often go unread—and what to do instead
What post length signals about your writing
2 smart ways to write shorter, better posts
When long-form still works—and how to earn it
As always, AI doesn’t have the answer to how long your posts should be.
If you were one of my private clients, and we were in a strategy session, we’d take three things into consideration:
Reading trends in 2025
Your category
The time you have to devote to creating quality posts, no matter the length (This last one may be the most important.)
We never google for the answer or turn to ChatGPT.