portage-ng / portage / app-emulation / spectemu / 0.99.3-r2
emerge -vp

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

Calculating dependencies ... done!
Dependency resolution took 1.02 s (backtrack: 0/20).

[ebuild  N     ] app-emulation/spectemu-0.99.3-r2::gentoo  USE="readline" 264 KiB

Total: 1 package (1 new), Size of downloads: 264 KiB

Wall time
2.003 s vs. 0.011 s for portage-ng