Sort:  

and what are they used for?

They represent a share in the investment pool for @jpbliberty 's class action law suit suing Facebook and Google for their anti-competitive bans on crypto related advertising last year.

Full details here..

Wow interesting thanks

Coin Marketplace

STEEM 0.20
TRX 0.15
JST 0.029
BTC 64344.88
ETH 2629.39
USDT 1.00
SBD 2.83