It has to be:
1. like a camera in a phone - to be always with me; except phone part that I want to leave and disconnect
2. able to easily transfer images from it to my laptop, preferably without wires. No accounts should be involved in the process.
3. updated every ones in a while, e.g. software, firmware..
It does not have to:
1. better than camera in a phone
2. best
Go Pro? Some android without SIM card with data/wi-fi that does not have Google/Samsung/you-name-it account?