It is sufficient. The trick is to be good at marketing. What I mean by that is to niche your product properly and not to care about the rest.

Gives you a much better overall structure for you business in every regard as well.

I can discuss this point further…

The other point here is the question of wether we should force browser vendors to comply to standards. Like we did back then on the desktop to end the browser wars.

Again, I would discuss this point further…