> Is there anything that actually requires deep, low level OS hooks or anything like that, that would justify a desktop client app, as opposed to a browser base

> Is there anything that actually requires deep, low level OS hooks or anything like that, that would justify a desktop client app, as opposed to a browser based app, running locally (with web sockets and such?) Mh.. A great user experience? In line with other made-with-love apps, which fit in nicely into the OS?