Basically this, I picked up angular 1 back in the day, for a while there was a lot of hype around it. The migration was very poorly handled and Angular 2 felt a

Basically this, I picked up angular 1 back in the day, for a while there was a lot of hype around it. The migration was very poorly handled and Angular 2 felt a bit alien when it was first released. React rose in popularity at exactly the right time and I think a lot of people felt a bit burnt by angular and didn't look back. Vue being released probably converted those still on the fence.