Is bitcoin’s bubble about to burst? With the recent seemingly unstoppable rally of bitcoin and other cryptocurrencies, which is fuelling mainstream adoption like merchant account and payment processing startups to provide the infrastructure for excepting payments in the digital currency, and the CME announcing regulation for the futures market we decided to take a look at the 2013 rally (and subsequent crash) to see what similarities there were. Quite a lot is transpires. First up here are both the charts side by…