To speed up working with slow hardware and for overall convenience, we’re now also offering binary packages for download and direct installation! For most architectures, this is limited to the core system and weekly updates - not so for amd64 and arm64 however. There we’ve got a stunning >20 GByte of packages on our mirrors, from LibreOffice to KDE Plasma and from Gnome to Docker. Gentoo stable, updated daily. Enjoy! And read on for more details!
If someone claims to do it for “all the optimizations”, you can immediately assume they are full of shit. If anything, the true gain is the control over the features to compile or not compile into your packages.