The online brokerage business burst on the scene in the late 90s, as at-home traders were lured to try their hand at winning big in the stock market. These days, investors are inundated with the message that they shouldn't try stock picking, and that they should engage in passive, low cost strategies instead. So how has the online brokerage business adapted? Chris Larkin, Senior Vice President of Trading at E*Trade, explains.

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