Please bump this version. It contains the device database and the rules file for udev integration so it might require some ebuild improvements.
When you reported this bug, usb_modeswitch-1.1.1 had been in CVS for 3 hours already.
"Mon Apr 5 11:51:04 2010 UTC (2 hours, 18 minutes ago) by pva " so please excuse me ;-) and thanks a lot.