Earlier quoted context omitted.
Pico was certainly open source; it was part of PINE, one of the older and more popular Unix mail programs.
Pine wasn't open source either. That's why the Linux distros couldn't include it. From https://en.wikipedia.org/wiki/Pine_(email_client) "The University of Washington later modified their license somewhat to allow unmodified distribution of Pine alongside collections of free software, but the license still does not conform to the Open Source and the Free Software Guidelines so it is semi-free software, effectively pr…
I was just having a hard time getting past the idea that I'd never have had PINE working if I didn't have the source. :)