>>> crystalball({'multi':'m', 'power':2600})
= [>] Estimations for 2600 Mh/sec
= [>] Difficulty     : 510929738.016
= [>] Block reward   : 25.0
= [>] BTC/sec        : 0.00000003
= [>] BTC/minute     : 0.00000178
= [>] BTC/hour       : 0.00010663
= [>] BTC/day        : 0.00255921
= [>] BTC/week       : 0.01791448
= [>] BTC/month      : 0.07677632
= [>] Time per block : Y:27 M:1 D:18 H:15 M:16 S:38