Comment 14 for bug 539172

10.04 is out for an hour or so, and here is the first user who is hit by this:
http://ubuntuforums.org/showthread.php?p=9195336#post9195336

Surprisingly he recognizes the icon as a keyboard symbol ( I really did not), unsurprisingly, he has no clue he can press a key to get in to safe graphics mode. I expect to lose a fair amount of time posting responses to posts like that, I would love for the person who came up with that design to reply to all those posts :)