Why don't they just add a damn map mode already? I get it, they don't want to change "the secret formula", so make craigslistmapper.com as an extension of craig

Why don't they just add a damn map mode already? I get it, they don't want to change "the secret formula", so make craigslistmapper.com as an extension of craigslist. Everyone who doesn't want to deal with mapping can stay at craigslist.