170: Possible tech bubble reminds of lessons from the dotcom boom

<p>Technology stocks in the US have been on a feverish bull run. The Indian market has also seen a big polarization over the past three years with the top five stocks accounting for a huge 43% of the benchmark Nifty index and the top stock accounting for 14% of it. To some investors, it may look like the tech bubble is back. We talk about the lessons from the late 1990s for today's investors.</p>