Holy Shit ... Bitcoin difficulty is projected to increase by ~24% in 6 days ...
OK, the culprit is the decrease of BCH because miners switched over to mine BTC instead.
But I believe that the point where mining costs are higher than the BTC value must be here (or nearly here)
Depends on which country you are based, sure is that in a while just in Venezuela they will be able to mine with no loss if we go ahead like this