Some Floridians do not live in houses or apartments. Some live in RVs or tiny homes or even travel to campgrounds. But some Floridians truly live in an unconventional way because they live on cruise ships – like Ryan Gutridge, who used to live in Fort Lauderdale but who took to yearly cruising on Royal Caribbean’s Freedom of the Seas. And now Floridians who want a luxury option will eventually have it since a Florida firm is developing residences at sea that are priced all the way up to $8 million.…