Sort:  

I mean that the word "blockchain" instantly adds 50% in your stock value ;)

I wouldn't go as far as writing anything. You're right to be skeptical though. I haven't seen or heard any major reasons these are a good idea. Everything that's listed exists elsewhere in better forms, so some of these ideas aren't solving any new problem, or solving an existing problem better. A good reason to be skeptical.

Coin Marketplace

STEEM 0.29
TRX 0.11
JST 0.033
BTC 63945.57
ETH 3135.76
USDT 1.00
SBD 4.00