You are viewing a single comment's thread from:RE: DogeSpeedMiner.com Review by Leonya9.Blogspot.com. Earn Dogecoin Up to 5.5% Per Day For 30 Days. Free DogecoinView the full contextcomposer (50)in #dogecoin • 7 years ago Hello, I invested in it but my hashrate didnt increase and there was no refund. any way out?