One reason for that might be wanting to use the same browser across mobile and desktop though. I know I stuck with Safari for a while because of that. I'm now

One reason for that might be wanting to use the same browser across mobile and desktop though. I know I stuck with Safari for a while because of that. I'm now on Firefox for both Mac and iOS but the iOS experience isn't that great. Once other browsers are allowed on iOS, it's possible more users will migrate on both desktop & mobile to Chrome/FF.