Even if your withholding rate rises because of possible tax-rate increases after 2012, you can develop a tax-deferral strategy if the flat rate is less than your marginal tax rate.
Your team may not have a concluding event to yourstrategy as Pennell did with the Olympics, but like him you must lengthen your planning horizon, hire a team, develop a strategy, invest in an infrastructure, develop governance, and engage external partners all of which are flexible and dynamic.