1) you can decide to use other browsers besides Firefox if some sites don't work on it, but on iOS you can't use anything else (every browser still uses safari under the hood)
2) you can still use "chrome apis" even if you don't use chrome. More and more browsers use chrome's engine (see: Opera, Edge, Vivaldi etc.) and while I am not happy with that, it is becoming more and more commonplace.
1) you can decide to use other browsers besides Firefox if some sites don't work on it, but on iOS you can't use anything else (every browser still uses safari under the hood)
2) you can still use "chrome apis" even if you don't use chrome. More and more browsers use chrome's engine (see: Opera, Edge, Vivaldi etc.) and while I am not happy with that, it is becoming more and more commonplace.