Startup Metrics for Pirates: AARRR! - Dave McClure
Why the open web links it
Introduces the AARRR framework for measuring startup growth and user engagement.
Linked by 46 independent sites, 1 of them widely read in the 2026-10 crawl of the open web, including unir.net, watchers.io, mindtheproduct.com, dyspatch.io, devrix.com.