# Tweets From Dan Hollick 🇿🇦 ![rw-book-cover](https://pbs.twimg.com/profile_images/1617190243454550016/f2azHnFh.jpg) ## Metadata - Author: [[@DanHollick on Twitter]] - Full Title: Tweets From Dan Hollick 🇿🇦 - Category: #tweets - URL: https://twitter.com/DanHollick ## Highlights - Ever wondered how a QR code works? No, me neither but it's low-key fascinating. (Warning, there is some extremely nerdy shit here.👇 ) https://t.co/SgQJVvhu0q ![](https://pbs.twimg.com/media/FcnnOeBakAI4TbP.png) ([View Tweet](https://twitter.com/DanHollick/status/1570040185500626947)) - Tags: [[favorite]]