To my anecdotal experience, more like a market makers dream. If you do speculative HFT then for the unexperienced you may get crushed by huge slippages when exc

To my anecdotal experience, more like a market makers dream. If you do speculative HFT then for the unexperienced you may get crushed by huge slippages when exchanges crumble under a load. Notice that exchanges in the Bitcoin world either do not, or simply don't care, to guarantee availability during spiked trading. I don't say alpha is impossible, but probably requires certain degree of comprehension.