ENDICOTT, N.Y. — The sidewalks along Washington Avenue in Endicott, N.Y., are empty enough that bicycles cruise their length with smooth sailing. But 40 years ago, when an IBM plant hummed with thousands of employees, the cyclists might have picked a different route.“During lunch hour, you couldn’t see down the street because there were so many people,” said Mary Morley, the owner of Angeline’s Flowers, one of the few storefronts without a “for rent” sign. “It used to be quite the place.”Wistfully recalling times gone by has been a pastime in the Southern Tier and Hudson …
