[chrisan]

> Think the millions of users would prefer their devices to have better battery life, load faster

I'd love to see some testing here. Are we talking fractions of a percent or something like 20% more battery drain? If its fractions I am willing to bet most people would pick an easier life (assuming JS is their definition of easier).

> have we forgotten the move from native > webtech > native

I doubt many have, especially Facebook themselves. What a large cost that must have been for them. To have failed that and be willing to risk doing it all over again with native > "webtech2.0" must say something.