Story: http://www.forbes.com/sites/andygreenberg/2014/01/22/google-lets-slip-that-its-exploring-possible-bitcoin-integration-plans/
Now might be a good time to invest a little?
This information is from January 22, 2014. I think that if we followed your advice to "invest a little" when this article was first published, we'd be incurring some loses to say the least.
Here were the results when Google asked for input on the implementation of Bitcoin.
http://cryptoeconomy.org/google-asks-about-bitcoin-most-popular-answer-wants-dogecoin-tipping-on-youtube/
This is old news now. They only stated that they were exploring it. I'm betting most big companies are exploring it, but whether they'll actually implement it is another matter.