And one of the young fish turns to the other and says, "What the hell is water?" In media, advertising is water. It's the thing for-profit journalism needs to survive. More than that, for both ...

Twitter says it will ease up on its 3-year-old ban on political advertising, the latest change by Elon Musk as he tries to pump up revenue after purchasing the social media platform last year.

And one of the young fish turns to the other and says, "What the hell is water?" In media, advertising is water. It's the thing for-profit journalism needs to survive. More than that, for both ...