Concept Cars of Future Meet Pricey Past at Pebble

The 2013 Concours d'Elegance at Pebble Beach concluded on Sunday, with big automakers using the event to show off their newest concept cars and court affluent buyers already there to browse the classics.

Why Can't Twitter Turnaround Monthly User Losses?
16:52 - Techonomy Media CEO David Kirkpatrick discusses his outlook for Twitter. Reddit co-founder lexis Ohanian and "Originals" Author Adam Grant also weigh in on "Bloomberg ‹GO›." (Source: Bloomberg)
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