Another analogy is with those bluetooth "Uhuru" cell phone ear pieces. For the first 5 years of their existence they were so un-hip no one under 35 (45?) would

Another analogy is with those bluetooth "Uhuru" cell phone ear pieces. For the first 5 years of their existence they were so un-hip no one under 35 (45?) would be caught wearing one. They were relegated to businessmen and some businesswomen whose hair was long enough to cover them. Now their use is much more widespread with those under 35. The rest of us an teens are waiting for the implants.