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I only got these:
Bildschirmfoto 2017-10-28 um 17.15.25.png

Those airdrops are mostly of ICO‘s. I would say 70% are „just“ from filling out a form where you have to add your ETH address and sometimes share something on fb or twitter. 20% are bounties where you have to share with friends on forums or on your homepage/blog. 10% of them are like eth address scans where every eth address with more than a certain amount will be send some tokens.

Thanks! As long as it is just the public key, no worries :P

I made an article one week ago where there are some free airdrops listed

I will take a look - cheers!

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