> GPL requires you to disclose the license and source code on request Not quite; GPL 2.0 requires you to at least disclose the license upon distribution, but a

> GPL requires you to disclose the license and source code on request Not quite; GPL 2.0 requires you to at least disclose the license upon distribution, but actual source code may be provided upon request[1]: > You may copy and distribute the Program … in object code or executable form … provided that you also do one of the following: > a) Accompany it with the complete corresponding machine-readable source code … > b) Accompany it with a written offer … to give any third party … a complete machine-readable copy of the corresponding source code … > c) [option that only applies to non-commercial distribution] In practice though, GPL software rights holders can't pursue violations they don't know about, and usually only care about getting violators they do find out about into compliance, rather than seeking damages. [1]: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html https://www.gnu.org/licenses/old-licenses/gpl-2.0.html