"As a proof-of-concept, in the last installment of this series,
I built a fairly simple prototype of a photo booth application
using Apple's AppleScript language to do the glue work. Part 4
looks at ways to take advantage of the large pool of open source
software available for the Mac -- the most obvious of which is the
Fink package management system.
"Fink is related in style to the ports and packages systems used
with the BSDs, but is designed somewhat differently..."