In the UK, it's required to screen all films (that you plan on showing to the public) through the British Board of Film Classification (BBFC). It's expensive, costing over £100 to submit and another £7 per minute of screening. It also opens your film up to censorship. In protest of the amount of control and censorship the BBFC imposes on the UK film industry, filmmaker Charlie Lyne created a video of paint drying to send to the BBFC.
His Kickstarter managed to fund a little over 10 hours of screening time that the BBFC will now have to watch and rate. Here is a clip of what they will be watching: