First, I don't think they'll be able to. I have had the displeasure of using their web Outlook client and it was absurdly buggy for a software company of the stature of Microsoft. I can only imagine how terrible the web version of a complex software like Excel will be. Not to mention the poor performance. There's no way they will lose all of their finance customers like that... but, it's Microsoft, so... who knows.
Second, Office hasn't really looked like Windows for like... the past 20 years.
Second, Office hasn't really looked like Windows for like... the past 20 years.