My cellular ISP doesn't seem to be bound by that, even though every cable ISP I've been with has. :( If there's some US law I can cite at them like a magic inv

My cellular ISP doesn't seem to be bound by that, even though every cable ISP I've been with has. :( If there's some US law I can cite at them like a magic invocation to make their dumb combo device go away in favor of my own cellular modem, though, I'd like to.