@atomicpoet @retrogaming After that, Radio Shack, as a lot of them would have a game running on their display computer (for example, the PC compatible Tandy 1000 might be showing King's Quest, or later Prince of Persia).
Between arcades, Sears, school computers, and Radio Shack, there were a lot of chances to be exposed to video games without convincing your parents to spend a lot of money on a "Nintendo" or home computer.