Bitcoin is rallying again, and some analysts are looking at a potential driver of even higher prices: new data showing that mining pools are hanging onto the cryptocurrency rather than sending it to exchanges for a quick sale. But as with a lot of bitcoin analysis, the interpretation isn't always clear-cut; the data might be seen differently as a sign of a weak market. Charts provided by the Korean analytics firm CryptoQuant show a slowdown in outflows from cryptocurrency mining pools, which essentially aggregate computing power to increase their collective chance of getting more bitcoin. The Beijing-based F2Pool, ... (full story)