so electrifying our fleet access to more bike lanes i really how can we improve the quality of life for everybody and pittsburgh. another key factor in the city's formula for success is pittsburgh's colleges and iconic e mellon university many who started here at cmu have established themselves in the new economy founding startups in the vicinity of the campus and turning them into a vibrant enterprise is professor jean yang a specialist for programming languages is full of praise for the almost symbiotic relationship between scientists and tech companies here for instance do a lingo was started by lease on and he had this actual office for a long time before he left for doing go all together and so a lot of the duelling of people are involved with cmu they come back here to listen to talks to speak. and everything is quite close so the people are companies