Filament Buddy. The helpful filament feed rate measuring tool.

So, you've been printing for a while with your shiny 3d printer, and you start to think to yourself, "I wonder if I can make this work better." A few Google searches later, and you've found yourself all sorts of guides and helpful tools like DaveD's profileinator http://www.thingiverse.com/thing:5310 . Woe be unto you, they all ask you to measure the filament pulled in over time. How on earth are you supposed to measure that curvy, unwieldy filament properly?

Well! Fret no more! The filament