seems that the current pump on btc is going for a ponzi scheme promoted on poor countries by a famous russian scammer.
believe it or not

http://cointelegraph.com/news/115425/btcc-ceo-bobby-lee-warns-bitcoin-investors-about-mmm-ponzi-scheme

https://letstalkbitcoin.com/blog/post/mmm-global-republic-of-bitcoin-cryptos-next-scandal

http://www.coindesk.com/bitcoin-price-breaks-260-to-hit-two-month-high/

http://beta.iol.co.za/news/crime-courts/russian-fraudster-hits-s-africans-1911289

last night this ponzi scheme came to china and the price difference between huobi and bitfinex reached $30