Among a number of claims on U.K. adtech lobby group MOW’s website is the canonical biggie that “Advertising funds the open web.” This coalition of “marketers,” whose members are not being made public despite its sweeping claims to love web openness — lest, MOW says, Google rain down punishment upon its ranks of “top companies from across the globe” — recently complained to the U.K.’s competition regulator about the tech giant’s plan to end support for tracking cookies. If you didn’t already guess it the “OW” in MOW’s acronym stands…