> However, that leaves much unsaid. Unmaintained gaming titles? Does this mean native, old macOS games? I thought many of them were already no longer functional by this point. What about Crossover? What about Rosetta 2 inside Linux?

Apple keeps trying to be a platform for games. Keeping old games running would be a step in that direction. Might include support for x86 games running through wine/apple game porting toolkit/etc