Crowdfunding is about backing a single project or idea, and usually doing so via a third-party. We don’t see that band-aid approach as being nearly enough to introduce a viable new model for journalism.
Civil has adopted a platform model on which a limitless number of Newsrooms can live. The growth of the overall network will aid that of individual Newsrooms, and vice versa. While Newsrooms can certainly make a crowdfunding-esque model available to support a given story or project, it’s only one of a number of options they have to garner monetary support for their content.