SID (Sound Interface Device) was the name given to the Commodore 64's sound chip. It was one of the last sound chips to be made for any home computer prior to the digital sound revolution.
... is spread out with 29.3% under the age of 18, 9.6% from 18 to 24, 30.3% from 25 to 44, 20.9% from 45 to 64, and 9.8% who are 65 years of age or older. The median age is 34 ...