Earlier quoted context omitted.
>They consume extra battery; I find it fascinating that Google is always hurting their own mobile experience. Between all the issues android has with wake locks and memory leaks and the massive infrastructure of location and 'lifestyle' tracking for ad delivery, its a miracle Android devices get any battery life at all. Even without this html5 conversion, Android battery life often pales compared to iOS or Windows Ph…
That's probably why they're in size of a small tablet now.
All that extra surface area means lots more battery. Its a classic 'throw hardware at the problem' approach and, unfortunately, that just seems where Android is going. As Lollipop has showed, Volta and ART are not battery savers. If anything, people are reporting worse battery life than under KitKat.
I'm not going to go as far as saying Android is bloaty and out of control; I just don't think you can have the level of QA and control you need for an ultra-efficient mobile OS when you're dependent on so many other chefs to deliver your product and monetization for you (OEM hardware and software, ad monetization, user tracking to better ad delivery, etc).