This is an interesting article about Open Source Intelligence. A whole world of amateur analysis are using public data to survey and report on the Russian-Ukraine War.
Every person his own mini-CIA? Check it out.
Also: “Army of Davids” is the title of Professor Glenn Reynold’s book on the same subject. An Army of Davids: How Markets and Technology Empower Ordinary People to Beat Big Media, Big Government, and Other Goliaths: Reynolds, Glenn: 9781595551139: Amazon.com: Books
The book is cheap, short, and easy to read. Once again, check it out and go bookmark Reynold’s website Instapundit.