On 2021-04-25, Jack Hill wrote: > On Sun, 25 Apr 2021, Vagrant Cascadian wrote: >> On 2021-04-25, Jack Hill wrote: >>> I'm working on packaging the Argyll Color Management System for Guix. To >>> build, it uses the Jam tool, which has the following license: >>> >>> ``` >>> This is Release 2.5 of Jam, a make-like program. >>> >>> License is hereby granted to use this software and distribute it >>> freely, as long as this copyright notice is retained and modifications >>> are clearly marked. >>> >>> ALL WARRANTIES ARE HEREBY DISCLAIMED. >>> ``` >> >> Permission to use, check. >> Permission to study, probably(?) >> Permission to share, check. >> Permission to modify, .... ? >> >> Is it even free software? There is no mention of modification which >> doesn't appear to be free by my layman's reading... > > I do see a mention of modification "…modifications are clearly marked." Yes, somehow I glazed over this at first... it implies that modifications which are clearly marked are allowed. :) live well, vagrant