Today's price fluctuation only proves that people do not really understand how Bitcoin works. Many keep all their coins on the exchange because they got used to

Today's price fluctuation only proves that people do not really understand how Bitcoin works. Many keep all their coins on the exchange because they got used to the traditional banking. MtGox says "it's a fault in the protocol" and people sell off in panic. Thankfully, over time we have more exchanges, more different implementations, more and better educational resources to learn about real risks of Bitcoin. Meanwhile, smart people pick up cheap coins while they can.