Tech does a good job disrupting a lot of the lower-end parts of business, from manufacturing to human resources. Now perhaps social media will start coming at the high end. LawPivot is a site designed to aid startups find legal advice, by using a Quora-type question and answer format. …LawPivot is interesting both as a clear business model — charging money in a clearly-defined vertical, as opposed to the usual ad-supported business of general interest question sites — and as a potential shape of things to come. If it works for law, why not consulting, finance, even medicine?