> we have laptops with 32Gb memory, servers with 1/2 Tb and scores of Ghz cores - the need to write in C has disappeared for almost everyone.
I don't know in which weird world you live but most of the people I ship software to run 10 years old laptops or 10.6 / 10.7 macs. And even top of the line 2018 macbooks don't have options for more than 16G of RAM.