Bang & Olufsen is betting big on San Francisco’s comeback.
The century-old Danish luxury audio brand confirmed plans Tuesday to open its largest store in the world this fall in Union Square — a two-level, 5,100-square-foot space that will anchor its West Coast expansion.
The flagship at 146 Geary St., expected to open in November, arrives nearly a decade after the company shuttered its previous outlet in the city’s beleaguered shopping district just a few blocks away at 535 Sutter St…