Android flashlight apps, Facebook personality quizzes, Amazon affiliate spam, drop shipping, pay-to-win games. The shining, prestigious "platforms" are necessarily in symbiosis with their ecosystems of (mostly) slimy, bottom-feeding tenants.
Rails discourse, NodeJS discourse, MongoDB discourse, AWS discourse, Docker discourse, Agile discourse, TDD discourse, etc. Tech has always had cycles of hype, counter-hype, disillusionment, and eventually sorting tools and approaches into their proper niches in view of tradeoffs.