Yep that's the whole point. Apple's value is based on a solid record, while Face...

Yep that's the whole point. Apple's value is based on a solid record, while Facebook's is extremely speculative.

They may continue to grow or they may tank. People are betting for the former, but so far with very little real knowledge of what they're doing.

Tech is usually fickle and high-risk, but Facebook is in a league of its own.