Besides the ethical issues in buying counterfeits there are very practical applications: buy a fake Rolex and the worst case scenario for the user is having the time wrong, but goskiing in a faux North Face and you might freeze to death.
Hemisphere is decked out with a host of toys for the discerning seafarer to play with -- smaller speed boats to go water skiing and wake boarding, water scooters and diving gear, as well as a jacuzzi on the fly bridge.