Idle chit-chat, small talk, or casual conversation for the digital age. Short conversation meant to encapsulate an informal thought or idea. Also useful for people with short attention spans in the "Twitter" era.
Dude: Bro, I saw Gary the other day down at the bodega.
Dude #2: Oh yeah, you ask him about his divorce?
Dude: Nah, just some nano-speak about the weather and TV. I didn't want to get into a long conversation about his pain.
Dude #2: His wife was hot.