This post is part of Mashable’s Spark of Genius series, which highlights a unique feature of startups. The series is made possible by Microsoft BizSpark. If you would like to have your startup considered for inclusion, please see the details here. Quick Pitch: UberCab is an on demand car service that allows you to request, track and ride with ultimate convenience. Payment is cashless and hassle free. Genius Idea: It’s not as if urban cities such as San Francisco are ever devoid of cabbies or car service drivers — they’re out there, just never when you really need a ride. And then when you do manage to hail a ride, you better be carrying cash lest you want to get the evil eye from the driver. Young startup UberCab has set out to tackle these transportation travails one city at a time, starting in San Francisco. UberCab is equal one part Read More