Since starting off with DCC in 1996 I've always found it to be a true consumer plug'n'play product. It does what it says on the tin, to borrow a phrase, and needs no special skills to use - you buy it and away you go. Off the top of my head I'd say it's marginally more complicated than using your TV but far easier than coming to terms with the dreaded video recorder. Odd, then, that there are so many urban myths floating around.
Actually, perhaps it's not so suprising, given that we're sitting here on the internet, the mis-information super-highway that now rivals the television as a source of the definitively inaccurate. There will always be the kind of person who loves to make things up, for reasons best known to themselves, and the model railway hobby will naturally have it's fair share. There are, however, a few key misunderstandings that bob to the surface on a regular basis and seem unwilling to vanish around the u-bend no matter how many times you flush...