What would cause you to switch to canon?

(a lot of nonsense)

Be a man - and simply switch if you want to switch.

.

And why do you start several threads with it?

In the Canon EOS-1D / 5D / 6D Talk you titled it "D800 owner considering switching to Canon. What's a valid reason to switch?"

http://forums.dpreview.com/forums/thread/3370019

Again: Be a man - and simply switch if you want to switch.

(... and I love people like you - they help to keep gear prices down)