Just wanted to thank John (Welder) for his great advice on this thread. Cheers matey - I've ignored a lot of it () but it has been very helpful to consider the options before embarking on it. Well, I say embarking on it - repeating it really - if only data storage had been as cheap when I went through the whole exercise 7 or 8 years ago I would have just ripped the lot to FLAC then... Still, I have decided to only re-do my top albums, so only 5-600...