you can’t fall off the floor

Ok so the back stop on the financials has been put in place and as a wise man once told me you can’t fall off the floor ,but incase you do the FED will step up and cover your ….yea.. you get the picture. So I have only one proverbial question, if government agencies operate under an implied Federal guarantee and bank deposits are insured by the FDIC why does the Secretary of the Treasury have to keep reiterating what appears to be the obvious?