> As for naivete of investors, should we also regulate away matches, because consumers might cause an unwanted fire? People generally understand the risks of m

> As for naivete of investors, should we also regulate away matches, because consumers might cause an unwanted fire? People generally understand the risks of matches. They can evaluate what happens when they use them, they can tell when it's went wrong, and they are prepared to contain the harm. If you make a match that's a bit more impressive, it becomes a firework and we regulate the hell out of it. A match can be combined with gasoline to become a lot more dangerous, and we regulate the hell out of gasoline. Want to keep around 20,000 gallons of gasoline? No problem, you just need the appropriate permits, insurance, and equipment.