Ryan Theriot has failed to latch on anywhere this spring. Hank Schulman hears that he's assessing his options: I'm hearing Ryan Theriot, who is still unsigned, is thinking of becoming an agent. #sfgiants. — Henry Schulman (@hankschulman) March 18, 2013   Which inspires one to wonder: what is an agent's version of TOOTBLAN? Anyway, if...