MADRID | By Javier Flores (Asinver) | For some, BitCoin is a bubble, even a pyramidal fraud. For others it’s the future of a free market economy. Worst case scenario, BitCoin could be a bubble, even a scam like Afinsa and Forum Filatélico, the two stamp ponzi schemes that imploded in Spain some years ago. 16,000 people lost their savings.