Jep, that makes sense.
Kind of understand your point here, on the other hand for me it’s a two minute thing to put the firmware file on a public available web / ftp server or a repo and leave it there forever, so don’t hesitate to ask for it 
I believe there are not much people which use the WIO LTE module for more than tinkering around anyway. And to be honest if I would take a look in some microcontroller / LTE / GPS project today I would propably choose another platform since there a lot more available today which have better support and a bigger community (like Arduino with some heads etc.) but here we are 