The point the article is making is that people assume that a game having physical media means its fully functional - but that's often not the case. Most games made recently rely on access to centralized servers to make the game playable in a concrete way. Emulation will help - but unlike previous generations having physical media won't be enough.
The majority of gamers do not care because the games being released today aren't worth saving. They are all symptoms of the same root cause. Quality went down immensely in the 2010s.
This has happened to other media, and it was inevitable that it would happen to games. What eras of movies or music do you think of when you consider those collections? Why would gaming be different?