0.0°
Drag for the angle, or step it a tenth of a degree at a time
— the arrow keys do the same. The buttons either side of the slider are
quarter turns.
Pictures of things worth making one day. Drop a pile in, say what each one is, then find any of them again by a word.
Long-press a picture and choose Copy image address, then paste it here — a link to the page it sits on usually works too. Fetching it goes through alpha0.app, so the address leaves this browser; the picture is then kept here like any other.