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Jakob Greenfeld
Recent activity
Sep 30, 2026
created a post
YC batches got twice as likely to repeat an earlier YC company, from 18% to 47%
Jan 17, 2023
created a post
Who wants to cross-promote newsletters?
Sep 20, 2022
created a post
3 Business Ideas Someone Should Build
Sep 8, 2022
commented on a post
Why the indie maker playbook is dead (or how I learned to spend money on ads)
Sep 6, 2022
commented on a post
Why I hate the indie hackers community on Twitter
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