Big banking is still going strong. Third party involvement is an absolute necessity for the overwhelming majority of financial transactions. Regulation is still a safety precaution that even the most ardent followers of Bitcoin are unwilling and unable to do without.
That's just not true, most hardcore Bitcoin enthusiasts are avoiding traditional third parties and regulations whenever possible, and even criticize the calls for regulation that come from some Bitcoin investors.
All this trading activity leaves us with one question, why were fiat investors initially reluctant to get on board with cryptocurrency?[/i]
Everyone was skeptical at first, even other cyphepunks from the cryptography mailing list. Many investors didn't understood and still don't understand Bitcoin, they thought that it's something like a tulip or a beanie baby fad, and no one would use it as a currency. Bitcoin was so different from what investors used to trade - stocks, assets, commodities, currencies - that only the brave or people who realized its potential traded it in early days.