"If figuring out what to do with empty department store buildings was the signature Main Street problem of the last 30-40 years, determining what to do with empty houses of worship is the dilemma of the next 30-40. Only it's potentially a tougher one to solve.
https://www.mainstreet.org/blogs/national-main-street-center/2022/05/03/seeing-the-glass-as-half-full-exploring-the-reuse