LETTER from RAY MANNION Who Knows More About Ward 8 Than Mark Drnek? To the Editor: I dare you to try to find another person alive who knows more about Main Street Oneonta businesses than Mark Drnek. Mark knows the first and last names of almost every business owner in Ward 8, where he is running for Oneonta Common Council. He knows what they sell and to whom they sell it. He knows what their businesses depend upon, thrive upon,…