Well..many options and trains of thought...just like us here. Now it is not an option to carry a spare....but other uses at a campground,emergency air...bikes,rafts...hmmmm....will look at the links cuz it's quite a difference of opinion here! He says have one,she says its a waste of soace! Lol.....great answers so far! Cant wait to see more of the compressor wars! Lol