Forbes writes: "The silver tsunami is swelling. By 2025 the Earth will be home to 1.2 billion people aged 60 and older, double the number in 2000. Laurie Orlov, principal analyst at Aging in Place Technology Watch, a market research firm, estimates that the current demand for "aging-at-home" products and services is $2 billion. By 2020 it will have ballooned to $20 billion."
