The runtime is based on Debian 11 of which libraries and compiler are 2 years newer than that of v2. Steam has officially accepted games that runs on v3.
The main motivation behind this change is to gain access to more up-to-date libs and compilers. That means we do not have to introduce backward compatibility patches in libraries should the upstream maintainers decides to cut support for old compilers.
The runtime is based on Debian 11 of which libraries and compiler are 2 years newer than that of v2. Steam has officially accepted games that runs on v3.
The main motivation behind this change is to gain access to more up-to-date libs and compilers. That means we do not have to introduce backward compatibility patches in libraries should the upstream maintainers decides to cut support for old compilers.