Do our phones need a kill switch?

A political fight is brewing between local politicians and the mobile carriers about whether every phone should include a kill switch. The wrong people are having the argument.

YC winter 2013 demo day: Five startups to watch (morning edition)

With a smaller batch of startups this spring as compared to its demo day last summer, Y Combinator is scaling back in numbers but hopefully scaling up in quality of startups. Here are our picks for the five startups to watch from the morning’s presentations.