As it falls in and out of public view, Bitcoin is once again all the rage. However, rather than just tech blogs and internet culture sites covering the cryptocurrency, more mainstream sites and esteemed financial analysts are now weighing in on the matter. Instead of just providing yet another explanation of what Bitcoin is, though, analysts are now wondering why the pseudo currency has caught on, and why it's not illegal. As it turns out, it's not illegal because of that "pseudo" moniker.