dr. gearhardt, welcome to the committee. i enjoyed driving for the first time hydrogen fuel vehicle, the headquarters last year. so it was a great opportunity to see the work that you are doing there. and, also, with the interest of members that senator gary peeters and i have created a smart smart transportation caucus. so if anybody is interested in those efforts and i would love to see you and talk to senator peeters and i for that. we have a range of issues that we can talk about. it's kind of fun to hear what everybody is working on. in colorado, of course, if you further from the moun tans to denver or to beaver creek and at any time in the last several years, you've probably spent a couple of hours in traffic jams. the odds are we're not going to be drilling a new tunnel through the eisenhower johnson tunnels. so the solutions we have to look for are big time around this panel, vehicle-to-vehicle communications and alternative transportation, methods and modes. so just a couple of questions, i think, that go beyond th