portage-ng / portage / app-arch / unzip / 6.0_p29-r2
emerge -vp

These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.51 s (backtrack: 0/20).

[ebuild     U  ] app-arch/unzip-6.0_p29-r2::gentoo [6.0_p29::gentoo] USE="bzip2 (unicode) -natspec" 1370 KiB

Total: 1 package (1 upgrade), Size of downloads: 1370 KiB

Wall time
2.509 s vs. 0.004 s for portage-ng