Some of that is because those frequencies have special characteristics, e.g., ex...

		jvanderbot 12 months ago \| parent \| context \| favorite \| on: FCC opens entire 6 GHz band to low power device op... Some of that is because those frequencies have special characteristics, e.g., extreme long range propagation. Would you like to have a wifi router that gets interference from 300 km away or requires a certain geomagnetic storm to connect to your ISP?