On Tue, 1 Jun 2021, Paul Koning via Gcc wrote: > That seems to create a possible future complication. Prior to this > change, the FSF (as owner of the copyright) could make changes such as > replacing the GPL 2 license by GPL 3. With the policy change, that > would no longer be possible, unless you get the approval of all the > copyright holders. This may not be considered a problem, but it does > seem like a change.
It is a real problem. As I recall a while ago parts of QEMU had to be removed and reimplemented from scratch when the project switched licences, because a contributor and therefore a copyright holder (whom I knew in person and who I am sure would make no fuss about it) has since passed away. Maciej