ETFs are on pace to blow away last year's records by over 30% in each of the three main categories of flows, volume and launches. What's behind it? Simply put: ETFs offer something for everyone. From the most degenerate degen to the most puritan Boglehead, ppl are finding satisfying products and experiences. It's that simple. From our new outlook report on BI ETF<GO> published today in which we remain as bullish as ever.(Eric Balchunas)