They informed, educated and entertained me; articles from the last few days. 81.

As usual, links do NOT equal endorsements or even views. 

Many of my post links are from the USA. I find they are excellent at informing
me on so many subjects and are regularly ahead of the curve when it
comes to the particular topic of discussion.They frequently address a
subject that is highly relevant to the UK but has yet to be broached in
any meaningful form on this side of the Atlantic. The depth of the
articles are also highly commendable.

Roomba advances robot intelligence with a model that can map your house and remember where it’s cleaned  Quartz
 
 
 
My contrarian radar is flashing Green
Goldman Sees 15 Years of Weak Crude as $20 U.S Oil Looms Bloomberg
 Converging black holes in Virgo constellation Science Daily

Warren Buffett–In 1974  Forbes

Three Things I Think I Think  Pragmatic Capitalism
 
 
Coffee reveals itself as an unlikely elixir  Science News
 
 
The Fed’s Interest On Reserves Policy Is Not “Paying Banks Not To Lend”  Forbes