https://twitter.com/ianhmg/status/1387886644502548480?s=20
One of my Discord friends found the twitter account of Ian Maxtone-Graham, the writer of "E-I-E-I-(Annoyed Grunt)", where Sneed's Feed and Seed appears, and many other classic The Simpsons episodes. I asked him whether one of the two farmers outside or the cashier inside was Sneed, and he gave me a response!
Iconic Vine Series Ryan Gosling Won't Eat His Cereal Turns 11 Years Old Today