So much still undecided

   The Jazz are caught between a rock and a hard place on the final day before free agency. Of course, so is Carlos Boozer, or so it appears.    With Kyle Korver opting in for the upcoming season Monday, the Jazz are in danger of seeing their payroll skyrocket should Boozer opt in as well Tuesday, citing the slim possibilities out there as a free agent looking for an eight-figure annual deal.    The Jazz have approximately $51.9 million in salary committed to nine players for next season after Korver's decision. There's no official number, by the way, since we don't yet know what salary will be set for the first year of Deron Williams' max contract.    Should Boozer opt in at $12.7 million, the Jazz's payroll would climb to $64.6 million. That's for just 10 players, not counting Mehmet Okur and Paul Millsap. Remember you have to carry at least 13 players according to NBA rules.    The ...