Creating a Realistic Rain Effect with Canvas and JavaScript

The jsbin demos seem to be down, but these two links seem to work:

Direct link to GitHub home and longer discussion here:

I was thinking this was going to be animated. Am I wrong, or did I miss something?

Run the demo.

Seems to be down, no Google cache available. Mirror, anyone?

Which doesn't help at the moment, since jsbin is 502'ing.

Tried this in Firefox and Chrome and get nothing.

Sorry. We have two articles that made the Hacker News home page and it is more than my server can handle. It's back up now.