> As much as I hate on the protocol, the Layer 1 spec is truly ahead of it's time, in some areas. Watching two radios frequency hop, and negotiate to avoid a congested wifi channel was unreal.

Is it really ahead of its time?[1][2] I recall reading somewhere that Bluetooth traces much of its roots to military radio applications.

[1] https://en.m.wikipedia.org/wiki/HAVE_QUICK

[2] https://en.m.wikipedia.org/wiki/SINCGARS