Arguments against Windows Vista

After some considerations to migrate to Windows Vista I find out quite a few serious arguments why I should not do that.

Browser security is a tricky thing

Do you know what information any webserver can get from your browser? Check it out at http://projectip.com. The most interesting thing is how easily you can compromised your Clibords' information by using IE (see at the bottom of the page). So, do not copy/paste passwords anymore:)
This issue is explicitly discussed at digg.com that I am checking ocationally.