Looks like Chrome proved its security worthiness: Edge and to a lesser degree Firefox to the "dung heap."
Sounds like a very large portion of the successful exploits were achieved by some Chinese teams. It appears to me Linux+Chrome will provide the best security for now.
Firefox 52.0.1 available now, fixes the Pwn2Own contest find. Re: https://www.wilderssecurity.com/thr...-version-released.361562/page-51#post-2660444
There is also the concept of security by obscurity. If I want to maximize my exploit payback, I will target the browsers in most wide use; namely and overwhelmingly Chrome and secondly, FireFox: https://www.w3counter.com/globalstats.php
Yes, but the Edge sandbox hack proves that it's never a bad idea to use AE or if possible, a sandbox on top.