Well said and correct. We need to educate generations of people who grew up in the last 30+ years on the web.
That these photos are not free at all. The bare minimum is an attribution to the creative commons images. They don't even do that.
There is a group on steemit that hunt down such issues of misuse. @cheetah I think that's their handle. I'll spread the word on my blog. I wrote about this years ago. It's easy to find the original photo and get the facts but these thieves are just plain lazy and don't care that they are robbing everyone's work.