SuperX OS is a solid Linux distribution that dispels all of the criticisms about using free open source operating systems.SuperX is a relatively new distro developed by Libresoft. Based on Ubuntu and Debian, it adds a highly customized KDE desktop environment. Version 3.0 -- dubbed "Grace" after computing pioneer Grace Hopper -- was released March 23.Version releases come out about every 10 months or so, but the maturity and impressive performance of this latest release makes the SuperX OS a prime replacement choice for whatever distro you now use -- it is that good.SuperX OS should be one of the first options for anyone looking to dump Microsoft Windows. It needs almost no learning curve.