Bits certainly don’t rot and you’re welcome to stay on the latest stable version that runs on your architecture.
And if you want new bits with the new features, those aren’t the same bits and that work isn’t free.
And if you want new bits with the new features, those aren’t the same bits and that work isn’t free.
But increasingly, developers can't even manage to keep version X around and working, despite them having to simply not do anything to it to keep it from breaking.