fortunate cubans for free. on a good day he takes home about 10 u.s. dollars in profit. he hopes that if americans suddenly flock to havana more cabbies like him will be cleared to drive tourists, who pay more to get around. it would be important for that to happen in order for him to make a better living. he s not the only person here expecting to see the american dream come into focus. laser hernandez says americans tend to appreciate finer art at higher prices. others set to reap the benefits, construction companies giving havana s battered buildings much-needed facelifts while hotels and restaurants take care of extra visitors. not everybody wins if americans start flooding plazas like this one. so who s to lose? well, possibly tourists from canada and europe who ve been