There is a mystical, romantic, dreaming version of travel where we go live on a deserted island, living happily ever after. Islands are great to visited, great tourist destination, and very difficult places to live, often outrageously expensive.
There is no good reason to sunbath on Haad Rin Beach on Koh Phangan Island in Thailand, the beach is dead.
ReadReaders never stop, they want to know where paradise is for a crook to live, they want poetic justice, and they will not stop asking, they have dreams.
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An island may still be described as such despite the presence of a land bridge, for example Singapore and its causeway, or the various Dutch delta islands, such as IJsselmonde. Some places may even retain "island" in their names for historical reasons after being connected to a larger landmass by a wide land bridge, such as Coney Island.
There are two main types of islands: continental islands and oceanic islands. There are also artificial islands. There is no standard of size which distinguishes islands from islets and continents.