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indeed it does corrupt your idstorage. Fixes are being worked on though. There is a fix for usbhost @ lan.sh in hacking dev forum. It may help if you run it. if playasia ever decides to mail my gps to chicago... ill be testing if it fixes that. If you cant find the necesary files for the fix... heres a driver that works for ta-082 teh dl is ... http://www.psp-hacks.com/forums/viewtopic.php?id=73698
it will get usbhost working on a non fixed ta-082its not fixing your psp,, it breaks the drivers to line up with the corrupted idstorage. Above is only the windows driver . Youll need one of the usb iso apps , ive got links to one in the homebrew prx post i put up.