> 802.11 is inefficient? CSMA/CA basically says: hear a few milliseconds if someone else is sending something and if not send yourself - this is a problem with

> 802.11 is inefficient? CSMA/CA basically says: hear a few milliseconds if someone else is sending something and if not send yourself - this is a problem with noise and lot's of networks. LTE assigns timeslots and can omit the problems - there are better solutions now than CSMA/CA like OFDMA¹ https://www.networkworld.com/article/3315056/why-is-ofdma-a-magical-feature-in-the-802-11ax-standard.html https://www.networkworld.com/article/3315056/why-is-ofdma-a-...