Some would call it profiling, but if you hail a cab and it's driven by a cabbie that looks middle eastern, just pass them by. When it starts hurting their wallet, they will be forced to submit to the evil infidels or risk going broke. A concerted effort will stem these islamofascists.
Lebanese Christians could be taxi drivers.
I think everyone should carry bottles. Let's keep sending these bastards to the back of the line and letting the American drivers get their fares.