Anything but the products...
Its a bungled deployment!
No, administrative incompetence.
Unfair Microsoft coercion?
What about user ignorance?
Obviously an underhanded "buy back"!
Whinging like a bunch of school kids - your contribution to the world of comedy would be priceless if it wasn't getting soooo old.
You can blame whoever or whatever you want, but do you really expect anyone to believe that they would consider another major migration with all the costs and disruption that entails if it were something that could be salvaged?
"Oops - we got the messaging system a bit wrong. Nothing for it but to trash the lot and switch horses again." Seriously?