Today at the London Web Summit a number of startups are launching on stage so here's a quick run-down of their businesses and our quick take on them. Out of these 20, three will demo on stage for a prize worth close to £100,000 in a convertible note from DJJ Esprit, £15k in legal services from Orrick, £15k in advisory services from KPMG and £4k in hardware from HP. However, we'll be delving a little deeper into these guys in due course. They are being judged on the usual startup criteria: Problem, Solution, Technology, Team, Market, Traction, and Future prospects. read more..