Focus is so crippled, for no conceivable benefit (as a user), that I find it unusable. A nice concept, but it can't even switch tabs without causing a full pag

Focus is so crippled, for no conceivable benefit (as a user), that I find it unusable. A nice concept, but it can't even switch tabs without causing a full page reload, which is like reverting back to the pre-tabbed-browsing stone-age. And, as mentioned, it's not even Firefox. It's just a cache-less webkit wrapper.