I am in St. Simon’s Island, GA for the launch of the new Lexus RX. Originally launched in 1998 as a 1999 model, the Lexus RX was the first car-based luxury SUV. Since then, Toyota’s luxury edition has sold over 780,000 RX’s. It is a core model for Lexus and when planning a new one, they took an evolutionary approach. I’ve been experimenting with updating via Twitter and so far, feedback has been great. So here we go again. I’ll be tweeting all day as we drive the 2010 Lexus RX350 and RX400h. A slide show of the 2010 RX350 and RX400h are below the Tweetbox. Enjoy. [...]