After watching the price of trading drop for decades, it wasn’t so surprising when J.P. Morgan announced that it would offer free online trading for certain investors last month, but when $2.5 trillion manager Fidelity Investments announced they were going to be offering two “free” index funds, the industry rocked on its heels. Is this the next leg down for pricing of investment management, a publicity stunt by Fidelity, or something else altogether?