油井緋色;2425311 said:You could also make your bike into an explosive if tampered with but somebody told me that'd probably land you in jail.
There is a knee jerk desire to booby trap things but consider that a sensitive trip could kill or maim a 5 year old just touching the bike. If the trip didn't go off immediately other innocents including first responders could face the same fate.
A tempting thought best left as a thought.