It will take someone a lot longer than you think to cut that cable with bolt cutters. Unless they are carrying the ginormous 3' variety.
The padlock will take a hell of a lot more time to defeat than any other lock out there.
It's all about:
1-Deterrence. Make them move on to something easier.
2-Time. Make it take as long as possible to break your lock. Maybe someone who cares, or you, will see what they are doing.