> I expect trade unions and calls for mandatory certification in next decade. That makes sense. Certification, or more specifically licensing, is ever the go

> I expect trade unions and calls for mandatory certification in next decade. That makes sense. Certification, or more specifically licensing, is ever the go to tool for people protecting their industries from what they see as encroachment by others. Planet Money had an interesting episode on this long ago, which used Hair Salons as an example.[1] 1: https://www.npr.org/transcripts/524007928 https://www.npr.org/transcripts/524007928