[RFI] AT&T Begins Testing High-Speed Internet Over Power Lines

[KD7JYK DM09]

"https://www.reuters.com/article/us-at-t-internet/att-begins-testing-high-speed-internet-over-power-lines-idUSKBN1E70GB"

Gigabit over HF?  Clearly they need to define what they consider HF.  I 
know the the past couple of years carriers have been talking about 
millimeter wave, which they also refer to as "high frequency" and is 
also mentioned in this article.

Kurt