As an example, if you purchase a copyright, the blockchain for that electronic asset will forever provide you with as being the operator Except you initiate a sell transaction. No one can go back and change that proof of ownership. ??дк?ий?е дл? ?ебе ?а о??имай?е до???п до зап??к? нови? https://martinxnbob.bloggazza.com/29259169/copyright-for-dummies