It took awhile, but MSI has finally come clean with a ship date and price for its iMac-like Wind Top AE1900 all-in-one PC. The machine, which packs an 18.5″ panel that’s completely touch-friendly, is making its way out onto the US market as you read this, with pricing for the base model set at just $529.Unlike HP’s pricey TouchSmart, MSI’s obviously looking to get touchscreens into homes with a more limited budget, and it doesn’t skimp too heavily on internal components in order to do so. Within, you’ll find