... or just put them on a shelf, and the discover 20 years later that the whole disc rot issue was a stupid argument. The only known massive disc rot issue was HDDVD and it was caused by hddvd's shitty production. I have hundreds and hundreds of films and never had a bad disc. If there are some badly pressed titles with a bad seal, it's certainly not widespread on either DVD or bluray.
Even so, disc rot or scratches is a false equivalence. Just buy a used copy if your dog ate your disc or something. Get another console on ebay if your console broke.
However when a company stops supporting the DRM infrastructure, the games are no longer playable. For everyone. Worldwide. All the titles are gone.
Used games are gone with DRM. Ownership and control is gone. Some gamers care about this, others don't. Hence why we have both digital and non-drm physical. Everyone here have explained why they either prefer non-DRM media, or they prefer the added convenience of digital. Nobody will change their mind, it's preferences and compromises. Not sure why this is still being discussed.