dav
https://patents.stackexchange.com/users/30928/jhon-smith
https://etherscan.io/public-profile?uid=5ed32cb6
https://opensea.io/jhonnsmith
https://brigadeneopolis.pixieset.com/
https://about.me/jhonnsmith
https://www.reverbnation.com/jhonnsmith
https://prezi.com/view/gHAPDz8ZT1PXY5dP6PIa/
https://wellfound.com/u/jhonn-smith