Macrovision
A sneaky video copy block that messes up your VHS if you try to record from two machines at once. It's like the video world's version of a broken record.
"I tried to copy this movie, and my VHS started acting like it had a brain fart.", @VHSFanatic99
"Macrovision is the video world's version of a bad breakup.", @DVDHater42
"My VHS started stuttering like it had a speech impediment when I tried to copy this movie.", @RecordedRage"