They both make money by selling ad space and attracting eyeballs to that space, but the audience of Coindesk is going to be much more interested in the financial details, whereas the more general audience of CNBC is going to be less interested in getting the details of the story right, and more likely to read a story that is lightly sensationalized.
Or maybe it's better said that Coindesk readers are much more likely to have real skin in the game, and therefore highly penalize news outlets that give inaccurate information.
