You’ll still have to check the mailbox six days a week for the foreseeable future. I sat down yesterday with Dan Blair, chairman of the Postal Regulatory Commission, to talk about the Postal Service’s request to switch to 5-day delivery. Blair said it would be “months, at the quickest” before the change could be implemented. Congress would have to approve it; the PRC would have to review it; the Postal Service would have to work out logistics. We’re looking at well into fiscal 2010, if not 2011, but it’s really hard to speculate. There’s also some debate over how much…