[Alexrd]

Originally Posted by Primogen

The Force isn't a force field, it's an energy field. They're different.

Blasters aren't laser weapons, they're blaster weapons.

A lightsaber isn't a laser weapon either, and neither are blasters.

You'll find that if you put a high-powered explosive into the perfect place on most things, it'll destroy it.

And C-3PO didn't need very much flexibility, he's built for protocol and diplomacy, not combat. Notice that Battle Droids are shown to be significantly less inflexible. C-3PO is designed to be nonthreatening.