A great web app for playing around with HTML and CSS in the browser, would be interesting to see if it works on the iPad.
Pictaculous (from MailChimp) lets you upload or email a photo and then generates a colour palette from it. You can email (firstname.lastname@example.org) straight from your iPhone and get a reply complete with your colour palette results. It also suggestion palettes from kuler and COLOURlovers.
This chart from Intac shows the ridiculous amount of servers Google are estimated to have:
You made it this far, have a song – Metronomy – You Could Easily Have Me (spotify)