Earlier quoted context omitted.
What are some examples of the obsolete tools? I can imagine a manual hand drill...
Look at what gets put out at jumble/rummage sales and charity shops. In addition to what others posted, I see a lot of rusty screwdrivers (Phillips and slot) which everyone already has (and most of the time you're using Pozidriv or Torx anyway) and rusty spade drills. Every once in a while you spot a good one before someone else does (pincers, a good vintage cast-iron hacksaw frame for €5, a pristine sheet metal clam…
Now I'm imagining tool companies sending people around to garage sales and estate sales to buy up good used tools to landfill them so that they can sell not so good new tools.