Tony Diaz, host of KPFT's Nuestra Palabra program, has a bone to pick with us.He is alarmed that the "Ask a Mexican" column no longer runs in the print edition of the Houston Press. It runs online (after a slight glitch), but to Diaz running it online is like putting it "in the back of the bus," as he told our associate editor Cathy Matusow.That's kind of a nostalgic view of things in this web-crazy world, but the man's entitled to his opinion.Diaz has demanded someone from the Press appear on h