Even in a less wall gardened environment, I'm mostly not interested in running 10 year old applications unless they're something fairly simple that really does do everything required for the purpose and still runs reliably.
In any case, as a user, I probably figure that if an app hasn't been updated in five years, it may or may not work and I'll probably at least subconsciously resent the store's owner a bit for clogging up the store with old stuff.
The 10 year old version of AutoCAD still runs, and you can use it today to do a ton of high-value CAD work. Thanks to Microsoft for not arbitrarily blocking it from running.
This is precisely why Google only indexes webpages written in English and are focused on the American market.
Also - there's a cultural preservation issue here as well. That bothers me.
“Make space”? This isn’t a shelf. There’s always enough space for digital items.