You don't do any good dieing for your country/cause/purpose but through the willingness to die in the all costs achievement of strategic aims that do benefit and to which you join the effort of achieving.
As for the twit somewhere above about the tyrannical British, go get a better grasp of the history.
Bluetooth is a channel hopping transport. Where it and the other participants agree where to meet next with for the next portion of their exchange. But they only use one of the many channels at a time.
UWB I think still hops but hops using 10, 20 or so of the channels in parallel.
I think. Hence you get a fat pipe instead with some of the robustness benefits of the channel hopping approach.
You don't have to know how the computer works, just how to work the computer.