2016-10-30b More discretionary time #time.png
2016-10-30b More discretionary time #time.png

Sketches are (c) 2007-2020 Sacha Chua - Creative Commons Attribution License 4.0 unless otherwise specified. This means you can freely share and adapt the sketches (even commercially) if you include attribution (usually built into the sketch) and indicate the license and any changes.