Handover is a solved problem, so not that much of an issue. The article skims on some technical limitation tho, IIRC the number of simultaneous calls that coul

Handover is a solved problem, so not that much of an issue. The article skims on some technical limitation tho, IIRC the number of simultaneous calls that could happen simultaneously in the continental US was in the low thousands, dunno if it improved since launch but that was definitely not mass market, even if the terminals got a lot cheaper...