Also, many of us started Android long ago and developed deep expertise. The platforms are so complex, its almost impossible to master all of it. So its a huge i

Also, many of us started Android long ago and developed deep expertise. The platforms are so complex, its almost impossible to master all of it. So its a huge investment. Google, as a company, has changed drastically since the Froyo days. Technically this could be a "sunk cost fallacy" but its not easy switching stacks and getting jobs with newbie knowledge of new stack. But if I were to decide today, I would probably choose something else.