I always find it interesting when new domains are registered by Google. It's easy to dismiss them as "protecting their brand", but over the last couple years, domain registrations have often turned into something real. It's rare to see a domain actually ever be used by the company, but they do usually end up representing something.
For example, you might find that googlefinance.com is registered to Google, but the only way to get to "Google Finance" is by visiting finance.google.com.
Gary Price is one of the best domain spotters out there, and he found a whole list of domains that were transferred to Google over the last week. Here's a list of the most interesting domains:
I'm not going to hold my breath for a Intuit Quicktax alternative any time soon, or anything else that would correspond to this list of domains, but it may be giving us a glimpse into their future plans.