Hello,
trying WinMinner couple of days- it's ok--- BUT...today was my 1st widthdrawal...

Amount: 10$ = 0.0023756 BTC
WinMiner fees: 0.00007126 BTC
Transaction fees: 0.0001 BTC

this is a exchange kurs BTC/USD 4209.46 $ !!!
since today high is about 4116.96 (while writing this) USD (kraken)

my question is - what exchange rate is your using guys with withdrawal moment ?