Is anyone having problems with "bit creep"? SWDW...since you help with so many of the disks, have you had problems for people months after getting your disks finding they just won't work anymore? Perhaps I just have a dirty lens? About a year ago I updated to the 80MT, and even using Imgburn or Nero or anything else, with verified taiyo-yuden DL media, it seems like everything will work great for a few weeks, maybe a month, and then the unit starts locking up every other time I start my vehicle. I'll burn a new disk and it seems to go away, or do the language reset once or twice and it will