chris and katon, gentlemen, thank you both for giving us a little something today. >> thank you. >>>sharing doctor's appointments because of obama care. why some say it's actually beneficial. that's ahead. >>> but first, a glimmer of light in the sky that indicates the comet ison once anticipated to be the comet of the century survived its close encounter with the sun. astronomers prematurely announced the comet's death, thinking it disintegrated. but the comet lives on and could be visible from earth tomorrow. you're watching msnbc. it's estimated that 30% of the traffic in a city is caused by people looking for parking. that's remarkable that so much energy is, is wasted. streetline has looked at the problem of parking, which has not been looked at for the last 30, 40 years, we wanted to rethink that whole industry, so we go and put out these sensors in each parking spot and then there's a mesh network that takes this information sends it over the internet so you can go find exactly where those open parking spots are. the collaboration with citi was important for providing us the n