I don't know if notches are the best example. If Google has been keeping track of display technology, and I have no reason to doubt that they haven't, they had

I don't know if notches are the best example. If Google has been keeping track of display technology, and I have no reason to doubt that they haven't, they had probably saw this coming miles away and had been preparing. Sure, it's not all open and public information, but Google has enough clout and HW ongoings to warrant meetings with display manufacturers regularly. Thus it's not a case of copying, but rather how product lifecycles and price points line up with the development cycle of the technology.