For married dependents who are under the age of 65 and not blind, you generally must file a federal income tax return if your unearned income was more than $950; if your earned income was over $5,950; or if your gross income was at least $5 and your spouse files a separate return and itemizes deductions.
The Atari 2600 came out in 1977. Originally known as the VCS or  Video Computer System, it was renamed to it's catalog number  (CX-2600) in 1982.
Atari also introduced an all new line of computers called the Atari ST line. These new computers would use the Motorola 68000 processor, come with 512K of memory, use 3.5 disk drives, RGB monitors and a graphics user environment based on CP/M 68K and Digital Research GEM.