IMO - MS wanted to associate it with Experience... [ They had said in their Press Release that this version will be a complete change in Computing Experience ] . THough If they had any meaning - I cannot be sure about it ;)
I would agree with you... you just end up eXPeriencing a new, sometimes confusing interface, and you do come up with a lot of insecurities, as well.
What's going to be great is the number of people complaining about SP2 breaking P2P programs as Windows blocks more than 5 incomplete TCP connections... In one accord, they'll shout, "WHERE'S MY KAZAA!?!?!", as all of their connections keep getting broken.