I recently spoke at the Greater Rochester Professional Photographers Group with one of the topics being on camera flash. Here is an example of on camera flash.
joelconner wrote:
Actually, in some fashion circles direct flash like that is where it's at right now.
Yup. Anything old is made new again! Just see the multitude of washed out vignette images. When done right, the results are classic and timeless. Try it!
Some folks even pay premium for pop-up flash photography.