[hyperturtle]

http://ruletheweb.co.uk/matrix.html 1024 Bytes, off by 10x

[hedgehog]

Although interestingly this version is not as pretty and much slower.

[bikamonki]

I'm sure is just a matter of tweaking it...

[bikamonki]

Awesome but your vanilla JS version uses more CPU than GopherJS (at least in my laptop), any idea why?

[hyperturtle]

sorry, not mine, found on SO http://codegolf.stackexchange.com/questions/17285/make-the-m...