Including arbitrary remote javascript on your page? What could possibly go wrong!
All plugins are hosted on our server and maintained in the open source git repo. We have a subdomain CDN using mod_alias right now, so in case many sites use this we can easily switch to S3 or another CDN to balance load and serve the eggs unscrambled (ha!). I mean, why wouldn't you want a unicorn plotting rainbows all over your page?
in case you're having trouble with Harmony BG, here is an easy pattern to follow (http://i.imgur.com/X6VZq.png) -- wait a second when you start and end
looks like it might be doubling the first letter in 'type something' after using one credit. this is awesome btw.