Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
Using/installing Ubuntu is like buying a car. It may have a few features you'll never need or use, and might need to have a couple features added as aftermarket parts.
Using/installing Gentoo is like buying a pile of sheet metal, a few rubber trees, small pile of copper, a pile of sand, and an oil well.