Philadelphia’s Kimmel Center budget woes points up the need for some sort of stable public funding, writes the Philadelphia Inquirer editorial page. “Mayor Street hopes to revive that important conversation with his proposal to raise a sizeable endowment to supplement ticket sales and other grants. No single funding source has been identified. The mayor proposed at least one idea – selling off the naming rights to the Pennsylvania Convention Center – that, while well-intentioned, had the drawback of commercializing the center’s identity.”