<a style="display: block; text-align:center;" href="https://xx.network/scratchpad-chaum/"><img decoding="async" src="https://videoapi-muybridge.vimeocdn.com/animated-thumbnails/image/97fad129-bcb6-443d-9737-2ec923b8f984.gif?ClientID=vimeo-core-prod&Date=1636515036&Signature=a4dfe056a5c2236d4362798ae88b6e12a524d7f2" alt="01_xx Keynote (2021).mp4" style=" max-height:100%; max-width:100%;"/></a>