Attack surface is reduced with architecture like this. You really don't know what you are talking about or what problems are addressed with this stuff.
You still seem to think that other people's resources are infinite, but this time criticising a corp that should have a duty of care in this regard. Bravo, you are on the right track. So where is the line drawn? Things that haven't been manufactured since 2005? 2000? Please elucidate what the correct policy should be.