Show of Hands

Probably not. I keep up via my phone.

yes it will, as long as you are logged in when you do it

I don't know - why is this stat important?

I'm sorry, I was inpatient in posting this. I just tried it out and it works! Now I will really never sleep.. I mean.. Be bored..

No, it will answer that on any device under your username. No matter how many times you vote on the same question, it counts as one vote and changes your choice to that on both the website and app.

I'm pretty sure it is fully functional and integrated with the app.