It just helps keep the event communication that’s irrelevant to non-attendees out of the forum and in a more appropriate place. Plus we were able to integrate with Sched so your personalized schedule and agenda is all in one place.
As for the web app, I think it’s just supposed to be an extension of the phone app meaning that it’s not as interactive 
We’ll revisit this the next time around and see if there’s something out there that’s more device-friendly.