> My first question would be, why has no industry trade group attempted to define a standard socket, or use an existing physical socket pin-out. There's Qseven

> My first question would be, why has no industry trade group attempted to define a standard socket, or use an existing physical socket pin-out. There's Qseven [1] and SMARC [2]. 1 https://en.m.wikipedia.org/wiki/Qseven https://en.m.wikipedia.org/wiki/Qseven 2 https://en.m.wikipedia.org/wiki/Smart_Mobility_Architecture https://en.m.wikipedia.org/wiki/Smart_Mobility_Architecture