ICO Inital Coin Offering
rICO reverse Inital Coin Offering
More how this works:
https://medium.com/@frozeman/rico-the-reversible-ico-5392bf64318b
First to be used for https://www.lukso.network in 2020. (2020-05-05)
CSO (Continuous Securities Offering)
A funding version invented by fairmint. [1] The company itself is partly funded by a CSO. Its "share" its the FAIR Token.[2]
[1] 2020-05-04, https://fairmint.co
[2] 2020-05-04, https://etherscan.io/token/0x3983c6da8235f59e16a034ee773e60a69e8f14b2