Their use certainly isn't a skill I'd like to acquire by practicing on my 718. :|Warning Will Robinson! (showing my age). Avoid at all cost. Nothing good can come from this! Cheap versions will destroy your paint and high-end buffers are for professionals.
Wax and the permanent coatings are very different--but if you like polishing, go for the wax.Thanks guys. Sounds like I'll stick with the hard way. Car came with an autoglym pro wax treatment so I guess that covers it. I quite like spending some time getting a good shine though..