So, we've all had our fun scoffing at regulators, but now that we've got that out of our system (and our portfolio's are down 60%) are we ready to make a regulated US exchange?
No. If you want regulated US stuff check out the dollar, it might be more up your alley.
This would have the perks of inviting more liquidity from larger market participants, as well as more stability and predictability.
Playing around with other experiments such as decentralized exchanges and colored coins just invites unpredictable illiquidity and instability.
The Securities and Exchange Commissions offers plenty of regulatory exemptions for the kinds/sizes of companies that have so far "IPO'd" in bitcoin land, the exchanges might have a more uphill battle but its time to cross the bridge
Like many people posting about this stuff lately, you seem a bit confused as to what the problem is, and what solutions exist.
Have a read.