After making a rare public appearance at the January inaugural celebrations Tiger Woods is back on the links after 8 months of rehab after knee surgery. And he's being treated like returning royalty.So far it's inspired a million-dollar Nike (NKE) TV advertisement and a large print ad from Gatorade (PEP) that read “Welcome Back Tiger.” The sports drink is even relaunching their Tiger Focus drink. Is Tiger the one man who can singlehandedly prop up the economy?Well consider this: Last week Woods played at the WGC Accenture Match Play Championship but lost in the WGC’s second round. Days later the ...