To enjoy proper Hi-Def you need a stupendously expensive set-up involving an HD-ready TV, surround sound speakers and a Blu-ray player, right? Wrong. All you need is the Acer Aspire 8930G. This multimedia monster comes with a built-in Blu-ray player (optional), 18.5-inch, full-HD 1080p-capable screen, HDMI output, True5.1 surround sound and a TV tuner (optional). Phew.