Today Garmin announced their new portable bluetooth ADSB receiver, the GDL 39 includes a built in WAAS GPS receiver (which by the way can send the GPS data to your Ipad). Incldues both traffic and weather info (except for the 496 which is traffic only), is portable and can display on the G3X, Garmin Pilot App/Ipad, most of the portables, and note that Bluetooth support will be added to the 795/796 later. Price is $799, but includes a whole lot of goodies. More details are available here at the Garmin website.