Linux bootable tool box

I just learned about this so if this is old news please forgive me. www.linuxcare.com has created [url]http://lbt.linuxcare.com/index.epl[/url] "The LBT is a fully usable miniature Linux distribution which can be placed on a credit-card sized CD media. The distribution should work in almost any PC with almost any operating system. We offer over 101mb of software including a 2.4 kernel, Xfree86 4.1, full network services for both pci and pcmcia cards, wireless connectivity, perl, and a lot more"