Precisely the reason I don't care that the other big browser engines can't be ported to iOS. Their concern for battery life/power drain is so low that there's z

Precisely the reason I don't care that the other big browser engines can't be ported to iOS. Their concern for battery life/power drain is so low that there's zero chance I'd use them anyway. I don't even use them on the "desktop" (laptop) anymore, for that reason.