Ten or 15 years ago it would have been hard to imagine there would ever be sufficient demand to justify an online calendar to track art-related events in Altoona, according to a local economic development official, speaking at a recent forum on the state of downtown business. But in the past year, ArtsAltoona has launched such a calendar — and it fulfills a real need, said Steve McKnight, CEO of Altoona Blair County Development Corp., one of three panelists at the forum, organized by the Blair County Chamber of Commerce Young Professionals of Blair County Steering Committee. “There ...