Increasingly more people have spare-time tasks which are much different from the standard ones. They do not play black-jack cards or go swimming. They prefer to do sports which are much risky and which are full of enjoyment. One of the sport is cruising.
More and more people nowadays tend to discover that a lot of the commodities they use every day come from another country. About half a century ago inter alia for significant percentage of clients purchasing something that would be developed in another country used to be considered as something luxury.
Several years ago, it was impossible that men and women can buy something not making use of the conventional stores. Nonetheless, the technological development must not shock anyone.