Loading...
Join the beta — full access for the first 1,000 builders
Data-backed commentary on market gaps, unsolved problems, and builder opportunities.
When Marketo broke its unsubscribe link, a team built a fix in an afternoon. PainSignal data shows 128 similar app ideas where users bypassed legacy platforms. The real threat to legacy B2B isn't just AI startups — it's customers becoming micro-vendors.