and Here they are talking about 4%???
https://support.cex.io/hc/communities/public/questions/200783457-Official-statement-about-the-maintenance-fee
https://support.cex.io/hc/communities/public/questions/200783457-Official-statement-about-the-maintenance-fee
Quote
The fee will be billed in BTC per mining share. The estimated fee is 0.000000002695 BTC/share, which makes it ~4% of total mining profit.
Did you notice the date of that post is "November 01, 2013 21:05", and how much has the difficulty gone up in the 6 months?
