It's applying the the idea of reactive programming to the CRUD web app world. It sounds like a pretty reasonable thing to do. What is hard to understand about that?
It's the danger from leaning too closely on the press release—a good journo's job is to make sense of stuff, not add to the cruft. The headline is as clear as mud; it needs a good editor.
Here is a reasonable introduction to reactive programming (albeit focusing on Cocoa): https://github.com/blog/1107-reactivecocoa-for-a-better-worl...