This is really nice, love a grid (always user grid (paper) notebooks), I hadn't seen this one before. I also love https://www.tldraw.com https://www.tldraw.com

This is really nice, love a grid (always user grid (paper) notebooks), I hadn't seen this one before. I also love https://www.tldraw.com https://www.tldraw.com, worth following its creator on Twitter (https://twitter.com/steveruizok https://twitter.com/steveruizok). He posts loads of interesting thoughts and insights into designing this sort of app.