> your example is daily infrastructure people already have
Of daily infrastructure people already have, because someone dared turn it into software?
> You only need a few of them.
I guess we can keep email, but we should strip all the software layer from waste management plants, or the archiving systems of national libraries and museums, or the operating systems that support the browsers we're typing this from, or the avionics from passenger planes, or whatever you decide is the right number of software applications.