Of course, the biggest problem is that the snooping would have been best done back when the connection to 3M was working and you were able to upload to the PC.

Of course, the biggest problem is that the snooping would have been best done back when the connection to 3M was working and you were able to upload to the PC. Yeah, I agree. That's the hardest part. Unless it was doing something super trivial (like check a license or something) then it would be hard to reverse engineer.