Some kind soul just posted a link to this at the Line6 support forums, so I thought I'd spread the goodness here. For those of you that didn't know, you can get Gearbox to display that actual real-life names of the amps that are modelled.
Free software @ vettaville.nl
Check it out!
Of course, I may be the last person to find out about this but hey, I thought it was pretty cool. Doesn't change what's displayed on the X3, mind. But that doesn't really matter.