At $.05 KW/h 1 S9 makes about $1 of profit per day at $3800/BTC.
$.06-$.08 are still profitable under these conditions, $.09 is not.
The breakeven cost here for $.05 KW/h is $2300/BTC, a 40% sell-off from here. (read on)
- Miners won't behave economically rationally up to the minute, they will try to survive
- Short term "keep em running" incentives exist for slightly unprofitable operations
- Those who do survive will benefit incrementally from the death of others