And having written it, I sold it to Science Fiction Age.
That's really all there is to it; no complicated backstory or anything, just an amusing SF story idea someone suggested that I liked enough to use.
The original magazine is long gone, but the story is available now in The Fifth Science Fiction Megapack, an e-book sampler from Wildside Press. It's one heck of a bargain, 25 stories for just 99 cents.
That's it; here's your list of handy exits: