In the old days that was probably more true than it is today, since so many games are "as a service" now with shared engines, online platforms, continual updates/patches, tons of expansions and DLC, supporting mods, etc.
The downside is that we'll never really be able to play today's games nostalgically like we can with old burned-to-ROM games.
Online multiplayer games have a shelf life of sorts that depends on the servers being available and having other people to play with. There's a few examples of community-driven projects to revive classic online multiplayer games with mixed success but it'll just never be the same thing.
After MSN Gaming Zone died in 2006, the Age of Empires II community developed a multitude of alternatives to play the game online (with a rating ladder). The one that was the most widely used up to the very recent release by MS of AoE2:DE on Steam was Voobly, which exists since 2008, although back then it was called IGZones.
The downside is that we'll never really be able to play today's games nostalgically like we can with old burned-to-ROM games.
Online multiplayer games have a shelf life of sorts that depends on the servers being available and having other people to play with. There's a few examples of community-driven projects to revive classic online multiplayer games with mixed success but it'll just never be the same thing.