Any tips on a cheap 2.1 setup, mostly going to be used for home watching movies/ music. I've seen what look like good deals on speakers on Ebay, any worrys about buying second had speakers from the 2000s? i.e: http://www.ebay.co.uk/itm/222389680402?_trksid=p2055119.m1438.l2649&ssPageName=STRK%3AMEBIDX%3AIT
advice on low end amps, and subs also appreciated.