IPCop is onlynominallyaLiveCD distribution — whileitdoesbootintoa Linux system, the onlythingyoucanreallydofromthereisinstall the system onto a hard-disk.
All of the hardware makers, Google perhaps less than the others because it is onlynominally a hardware maker, have sought to use software to create hardware advantages.
It works as advertised, though we found it onlynominally less complicated than the alternative method of dialing in a street name one letter at a time with the MMI dial.
Both Otto cycle(spark ignition) and Diesel cycle engines(compression ignition) engines can be made to run on multiple fuels(petroleum, ethanol, natural gas) The cost is onlynominally more than single fuel engines.