[htilford]

The DOM is to slow on mobile issue is what spawned http://famo.us/. They go beyond virtual DOM by creating their own layout engine that then outputs to optimized DOM (or canvas/WebGL).

[joewood1972]

React also has its own implementation of the Flex layout system. Implemented in JavaScript and C++ (for react native).

[woah]

I built an app when that first came out, and it was literally insane. Not in a good way. 100 lines of code to make a 'view' (their version of a div).