If you ain’t heard, Sprint has promised to give you back all your money if you’re not completed satisfied with their service within 30 days of use.  And that doesn’t just mean the cost of one month’s service; it also includes whatever cash you spent on the phone.  To further solidify their promise, Sprint CEO Dan Hesse has once again stepped in front of the spotlight and produced a short 30 second spot of him reiterating their guarantee.