Ruby on Rails took off because its creator evangelized it by arguing its superiority against the competing alternatives.

Recalls holdingAnd for a long time, I thought that's what had worked. That this was why Ruby on Rails took off, became one of the most popular full-stack web frameworks of all time, inspired countless clones, and created hundreds of billions in enterprise value for companies built on it. But I was wrong. It wasn't the crusade that did it.