This timelapse is called Introducing Bulb Ramping Timelapse on Triggertrap Mobile, and was created by Triggertrap on Vimeo. It is 00:01:08 long, and the last time we checked, it had 1862 plays on Vimeo
Description
Available from version 1.2 of Triggertrap Mobile: Bulb Ramping Timelapses!
For more information, see http://tri.gg/mobile .
Enjoy!