I wonder why they are so big, from everything I’ve read. Slushpool is the place to be. Less fees, and they don’t charge a block fee of two bitcoins. I encourage all of you out there, if you’re using antpool…switch over to the Slushpool.10 Avalon 741’s/Scoring Hash rate around 75-80 TH/s via /r/BitcoinMining http://bit.ly/2fx4a43