?лок?ейн ?оби?? благод?йн???? б?л?? п?озо?о?, е?ек?ивно? ? в?д??еж?вано? As an example, if you purchase a copyright, the blockchain for that digital asset will without end tell you about because the owner Unless of course you initiate a market transaction. No you can return and alter that proof of ownership. https://keeganskape.blog2news.com/30332216/the-2-minute-rule-for-copyright