> time gzip -v xubuntu-16.04-desktop-amd64.iso
xubuntu-16.04-desktop-amd64.iso: 1.5% -- replaced with xubuntu-16.04-desktop-amd64.iso.gz
gzip -v xubuntu-16.04-desktop-amd64.iso 119.07s user 4.66s system 98% cpu 2:05.22 total
> time pigz -v xubuntu-16.04-desktop-amd64.iso
xubuntu-16.04-desktop-amd64.iso to xubuntu-16.04-desktop-amd64.iso.gz
pigz -v xubuntu-16.04-desktop-amd64.iso 128.19s user 6.64s system 184% cpu 1:12.97 total
Except, SARS-CoV-2 is not harmless to children. I think it will become a common seasonal vaccine for kids, just like the flu vaccine.