How many ads and junk information do we have to put up with everyday on the web? Why isn't there a garbage cleaner at our disposal? I realized that blocking ads is rather passive and there should be "more" to express my feeling for the ads. 
Chrome Extension Experiment on Subverting Web Images
I started this experiment with subverting web contents in mind. This experiment enables user to send out monsters to clean up web space for them, and it's on Chrome Store now, you can install it here: Pixel Monster.
Monster Wall showcases web images eaten collectively by all users
Screenshots