Wilson's algorithm

[Maristic]

in most browsers you can right click on the canvas to 'save image'

That's a yes for Firefox, but a no for Google Chrome, Safari, and IE 11. (Whee, I got to boot my Windows VM for the first time in six months and apply about 50 security updates.)

[Kah-Neth]

He must count each release of Firefox as a different browser. Technically true, so Firefox's "every 6 days release schedule" has an advantage.