I found this hard to follow so stopped reading.

> [Note: When I say “G” or “M” I’m talking about Gbits or Mbits/second.]

> Why 5G? Faster connections — there is talk of 10G!

Wait, does he think 4G = 4 Gbit/s, and 5G = 5 Gbit/s? If there's talk of 10G well, what about 6/7/8/9G? G is generation. Additionally:

> The phone calls what it sees “LTE+” (I don’t claim to understand what that means)

It isn't hard to find out information. A quick search leads to https://en.wikipedia.org/wiki/LTE_Advanced.