Differences Between X.Org, Wayland & Mir

[przemoli]

in terms of cost of forking/going non standard.

Dude Wayland is non-standard and non-fork of X.org :P

As its now, (almost) whole burden of additional work will fall on Canonical workers...

[t.s.]

no because nvidia will work on wayland .. there is absolutely 0 reason to believe otherwise.

no because nvidia's open source driver will work on .. there is absolutely 0 reason to believe otherwise.
There. Corrected for you.