But why don't you find those beautiful airdrops once, whose only request was to communicate an address to receive the gift? 
I heard, that very long were good airdrops on which guys could well earn, however I with such not rebuffed and if honestly, then not particularly strongly believe that such airdrops were someday. Most likely, the cost of earned was equal to the words of the developers, but in fact it turned out to be much less.