put the game on a flash drive
forgot to unregister the game from home because i'm stupid
tried to unregister through licensing.datarealms.com
OOPS i've already unregistered through that in the past, gotta email them
email sent, 5 mins later unregistered
register on a laptop
play; close game later
NEXT DAY
start up game on aforementioned laptop
"unregistered copy"
FUUUUUUUU