Dave shoots a lot of video in his regular routine as a content creator and media consultant. I think "branding" his Flip is a brilliant move. When he interviews people for his site and other outlets, it presents a professional image and a memorable visual reminder of his company.
And if he unexpectedly finds himself with an opportunity to land some angel funding, he can instead hand it right over to the big whale. "Oh, it's a standard promotional item that we give out to our clients," he could explain. "My accountant keeps telling me that if I don't create some new expenses to offset our insanely high quarterly profits, the Government will think we're selling meth or something."