Same boat. A few years back I spent a summer living off LTE internet (before it was cool!) using a Sierra Wireless USB modem bodged into barely working with the

Same boat. A few years back I spent a summer living off LTE internet (before it was cool!) using a Sierra Wireless USB modem bodged into barely working with the help of pirated reference docs. Man am I glad that I gave up on that idea -- the OG AT protocol is, indeed, a totally obtuse crock of shit to the point where, honestly, it barely even qualifies for the moniker of "protocol" at all.