Technically there are graphs that recorded the history of price at any point in time. So you could fill your taxes even with that poor csv Coinbase gives. Now 1

Technically there are graphs that recorded the history of price at any point in time. So you could fill your taxes even with that poor csv Coinbase gives. Now 100% aboard with you, exchanges need to get on it and deliver us some workable tax documents. It's already enough of a pain as it is now, no need to make my tax season any worse!