Gminfo36 -

: The infotainment system in a GM car broadcasts its presence to nearby routers to check for over-the-air (OTA) software updates.

gminfo36 is a binary utility within the GAMIT/GLOBK software package (specifically the GAMIT component). Its primary function is to read and summarize the metadata contained in headers (the binary observation files) or the preliminary solution information. It allows users to quickly verify the parameters of a GNSS session without loading the full dataset into memory. gminfo36

If you're specifically interested in features with a large number of vertices or very long features: : The infotainment system in a GM car