With todays processing power and the faults of current generation digital video cameras you can have a lot of fun – if you know how:
The above demonstrated effect is called Time Remapping. The description of the video tells us more about the effect itself:
The effect was discovered accidentally by a photographer called Jacques Henri Lartigues at the beginning of the 20th century (in 1912 to be precise). He took a picture of a race car with eliptical deformed tires – an effect caused by the characteristics of the camera he was using.