This bit in the lede is actually the TL;DR of the article Marc Andreessen notes that sometimes founders misappropriate the ideas or don’t apply them correctly

This bit in the lede is actually the TL;DR of the article Marc Andreessen notes that sometimes founders misappropriate the ideas or don’t apply them correctly ... but much less attention grabbing than the headline ;-) Anybody, for example, who is ignoring sales and marketing is almost by definition not taking a Lean Startup approach.