I've been looking into clearplex window film. I figure if it can protect a windshield from projectiles, it can prevent a side window from shattering during a smash and grab attempt.

__________________
'81 MB 300SD, '82 MB 300D Turbo (sold/RIP), '04 Lincoln Town Car Ultimate

Sooner or later every car falls apart, ours does it later!
-German Narrator in a MB Promotion Film about the then brand new W123.