That's why software needs to become public domain if it's abandoned. We already do this for everything else - if you abandon land, you can lose it through "adve

That's why software needs to become public domain if it's abandoned. We already do this for everything else - if you abandon land, you can lose it through "adverse possession". If you abandon your car, someone else can claim title. When you abandon your stuff, society will eventually let someone else clean up the mess you left.