The widest implementation of coax is for broadband access to cable television. Although the type of cable is similar, the standard is quite different. Coaxial RG-58 10Base2, also known as ThinNet, is more flexible and easy to work with than 10Base5. 10Base2 has a maximum transmission rate of 10Mbps, baseband transmission, and 185 meter segment length. Twisted pair is very flexible and easy to work with.
Plenum cable is recommended when running cable in ceilings or behind walls.
This is referred to as a crossover cable. Not suitable for home or small office networking. Highly secure, fiber is a high performance workhorse that can travel much longer distances. Fiber is mostly used for backbones. There have been many proprietary products released for home and office.