Music & Festivals: Hardly Strictly Bluegrass keeps expanding its free Oct. 2-4 lineup in San Francisco, adding Alison Krauss & Union Station, Sierra Hull and Jesse Welles. Ambient & Public Space: Manchester Airport will host a chamber-orchestra performance of Brian Eno’s “Music for Airports,” aiming to calm travelers in Terminal 2. Community Arts: Chattanooga Airport’s CHA ART SPACE debuts “Remind Me,” a juried, for-sale show running through early November. Local Culture Calendar: First Friday Art Stroll in Ogden includes People’s Choice voting for “America 250,” while Lahaina Cannery’s Keiki Hula Festival spotlights Hawaiian youth hula, music and hands-on activities. Heritage Through Music: The 90th Galax Fiddlers Convention highlights old-time music’s new generation, with young players and long-running campsites keeping the tradition alive. Religion & Education: Oklahoma’s Ben Gamla Jewish charter school bid was denied again, as the fight over whether charter schools are “state actors” heads toward litigation. School Safety: Alberta launches a review after a boy was reportedly hit with a machine belt at a private religious school. Controversy in the Crowd: Montreal’s ÎleSoniq faced backlash over a transparent-bag rule, then revised it as fans scramble. Art & Identity: A Chickasaw Nation Welcome Center and Visitor Center open new featured artist exhibits in Davis and Sulphur through Jan. 10, 2027.