Entity David Brodbeck spoke thus:

> If you do this, however, you risk defeating the special engine monitoring
> features of the rear window -- see, VW designed the van so any leaking
> fluids would be sucked up onto the rear window, where the driver can
> observe them in the rear view mirror and take proper action.

Additionally, the environmentally conscious should appreciate the reduced
amount of dangerous fluids that end up on roads and streams thanks to the
special design of the rear hatch.

-- Gnarlie