Firefox 51.0
https://www.mozilla.org/en-US/firefox/51.0/releasenotes/ [www.mozilla.org]
2017-01-24 21:08
An even faster E10s! Tab Switching is better!
Added support for WebGL 2, with advanced graphics rendering features
Various security fixes: https://www.mozilla.org/en-US/security/advisories/mfsa2017-01/
source: HN