Any suggestions on how to "onion skinning"?

[Scott Rossi]

Recently, Ken Ray wrote:

> I'm working on a program with my son that does simple card-based
> animation, but one of the things he asked how to do in Rev stumped me,
> and that is doing an "onion skin"

I would try overlaying a translucent screen capture of the prev or next
card.

Regards,

Scott Rossi
Creative Director
Tactile Media, Multimedia & Design