jQuery mopped the floor with everyone in 2015 and wasn’t even mentioned here.
I asked front-end developers to fill in a survey about their their knowledge and usage patterns across a number of…ashleynolan.co.uk
Also, use of something does not equate to satisfaction. And satisfaction is a binary state, you should be getting the level of satisfaction someone has. Then quantify your results. This is super unscientific, don’t try to draw conclusions from unrelated metrics.