By way of example, if you purchase a copyright, the blockchain for that electronic asset will permanently demonstrate given that the operator Unless of course you initiate a market transaction. No you can return and alter that evidence of possession. ??дк?ий?е дл? ?ебе ?а о??имай?е до???п до зап??к? нови? https://asenacaz109nbp6.wikifrontier.com/user