I use firefox 98% of the time and use IE when doing some testing etc…
I downloaded google chrome last night to see what all the fuss was about and I just got confused and went back to firefox.
Im not the best with technical side of things and only really started using firefox because everyone else was 
I don’t know anyone who doesnt work in the industry that uses anything other than IE… I think alot of people dont realise there is a choice