Lasers seem to be a great idea for punching rolls, but will need a lot
of development.  Also, they may be too cost prohibitive.

Here is something that many people could use: a perforator design that
could be built from commonly available parts, and ran directly off of
Cakewalk.  how about it?

"Set lasers on perforate, Mr. Spock!"

Andy Taylor
Tempola Music Rolls