Most of them probably are. That doesn't make it an MLM scheme any more than Tesla is. And the counter balance I see generally are similar to the other comment

Most of them probably are. That doesn't make it an MLM scheme any more than Tesla is. And the counter balance I see generally are similar to the other commenter, people who will unload angry rhetoric but demonstrate no understanding of the Nakamoto Consensus algorithm much less address any of its merits.