I wasn't claiming that there isn't any software built 20+ years ago which hasn't seen updates and yet still works and still has utility. The point is there isn

I wasn't claiming that there isn't any software built 20+ years ago which hasn't seen updates and yet still works and still has utility. The point is there isn't much of it relative to the wider ecosystem. One particularly important reason for that is security. Most of the dependencies for software written 20+ years ago have long since been EOL'd and are therefore vulnerable.