Phil... your alt-thread may soon need to change 

GPU Bitcoin mining...... 8THs at 300watts?

Can I put 8 of these powered by a Delta 2400watts?

8 x 8 = 64THs in a rig???

https://news.bitcoin.com/gmo-to-invest-10-billion-yen-in-its-own-7-nm-5-nm-and-3-5-nm-dedicated-bitcoin-mining-chips/