I myself was eye-humping those Mitsu DLPs and getting ready to order a DIY HTPC kit from new egg, and then I remembered hooking up PCs to DLP TVs before. They have overscan. The picture and icons will be off the edge of the screen. If you run http://xbmc.org/ live only and boot in to a media center, it might not be a issue.
A projector or LCD would be better for a computer if you wanted to navigate a GUI OS.
For speakers, I'd go with one brand for all of them, or at least the fronts for sure.
A projector or LCD would be better for a computer if you wanted to navigate a GUI OS.
For speakers, I'd go with one brand for all of them, or at least the fronts for sure.