Definitely a scam site but hey if you can grab a bit of bitcoin while they are up what da heck right :)New mining site out of russia you get 100g/h for signing up and free hashpower from everyone who signs up under you no need for them to buy hashpower check it out here https://enwy.io/?ref=lionhart
While it may not be a scam in your opinion, it could be considered spam. Spam is not appreciated by the community and could be flagged or may result in action from the cheetah bot..
Some things that can be considered spam: