USB 2.0 is from 2000, pretty sure every computer 10 years old or younger would have it. I'll bet most computers that get tossed are less than 10 years old, and

USB 2.0 is from 2000, pretty sure every computer 10 years old or younger would have it. I'll bet most computers that get tossed are less than 10 years old, and that there are plenty of 4 to 10 years old computers around.