Inspired by the recent Hacker News post (https://news.ycombinator.com/item?id=5898506 https://news.ycombinator.com/item?id=5898506) and my desire to tinker with

Inspired by the recent Hacker News post (https://news.ycombinator.com/item?id=5898506 https://news.ycombinator.com/item?id=5898506) and my desire to tinker with HTML5 a bit :) I was trying to make a nice "color pencil" effect, but still have some work to do.