Hi everyone,
I'm just discovering this fantastic website and i'm a new member.
I hope to bring some help and to enjoy your script too!
Here is a very small ffx to make an autofade around in & out points of layers.
Each layer is independant and can control its in and out timing. there is an option to gang the two value.
http://www.apt-a.com/scripts/autofade_around_in_out.ffx
Probably already done... !?