the bsd license says: "Redistributions in binary form must reproduce the above copyright notice, .... in the documentation and/or other materials provided with

the bsd license says: "Redistributions in binary form must reproduce the above copyright notice, .... in the documentation and/or other materials provided with the distribution." much of open source is redistributed at a cost, "(apparently) without adding value". https://www.gnu.org/philosophy/selling.html https://www.gnu.org/philosophy/selling.html