I think it is beginning to. not to mention, its not outside the realm of possibility to use microwave backhaul in front of the 5g. Sure, it wont perform as well

I think it is beginning to. not to mention, its not outside the realm of possibility to use microwave backhaul in front of the 5g. Sure, it wont perform as well as it could, but for those in rural areas the coverage of LTE with good antennas is easier/better than microwave (mostly because of line of sight needs)