Summary: <p>These have been good times for technology companies like Uber, AirBnb, Lyft and Instacart: they've found plenty of <a href="http://www.crainsnewyork.com/article/20150115/TECHNOLOGY/150119913/vc-funding-soars-with-no-bubble-in-sight#utm_source=Daily%20Alert&utm_medium=alert-html&utm_campaign=Newsletters">willing investors</a> anxious to fill their coffers with capital. And each funding round has raised their valuations to the point where some wonder where we're headed. This week on Money Talking, why today's companies aren't like their dot com predecessors.</p>
