Nert has a huge essay of a thread on the US forums in which he explains it all.
Problem is though that it's a wish. A dream. A vision.
He reworked every tree to such an extent that you'll recognize only a handful of the existing talents.
Things like "Anticipiation" and "Toughness" being combined or reworked are out of the question.
It's remained intact and exceptionnaly crappy still for Paladins - no way they'd rework it to accomodate a Shaman Vision, despite what Alliance might claim on the inner workings of the Blizzard dev-team.
But at least there's hope
