Of course, they always promise sky-high amounts in order to take advantage of greedy people. Of course such schemes are illegal, governments are fighting them, but it is almost a lost battle, because they grow like mushrooms. Warn everyone you know that participation in such pyramids is the only way to get into their pocket.
Hello my friend, Today, Metamask unblock 333eth.io from his blacklist! Now, crypto currency comunity decides that is legal, ponzi, game, and other Legal society scheme! Because his source code will already opened at Github! And all investors happy! This is TRUE Dapp!