This highlights corruption and greed. JP Morgan "mugged" the residents of Jefferson County, Alabama. You can read the sordid details in the Rolling Stone:
"The House Financial Services Committee has just voted to delay the scheduled implementation of reforms in the Dodd-Frank bill that would limit the ability of banks to pull Jefferson-County style scams in the future. Among other things, the new rules would have required banks to act in the best interests of their clients, and disclose daily pricing information about swaps, making it harder for banks to gouge clients... Wall Street is making a killing similarly overcharging states and cities and counties (and even countries like Greece) for interest-rate swaps..."