Yep, just to add to all of the confirmations already here, deleting the registry keys and repairing the installation resulted in it activating...
Gave this one a go, but still got 0x8007000D error every time, even in the year 2015 :( Thanks for trying though, maybe it will work for other...
I haven't had any luck getting this to work so far. I have the RTM-escrow volume version, the hash matches that of the ones posted, and I have...