[dt7]

So if Mozilla is involved, how does MDN factor into this? Are both expected to co-exist?

Edit: addressed here https://hacks.mozilla.org/2012/10/welcoming-the-new-kid-web-...

[desbest]

So if Google is involved, how does HTML5 Rocks factor into this? Are both expected to co-exist?

[dj2stein9]

In all likelihood all three will co-exist, but w3schools will continue to get most of the traffic.