The WEF's annual meeting doesn't officially end until late Saturday with a gala, but the morning feels like most cities after a big festival.

The Egyptian military entered the streets of Cairo amid protests , but in Davos, Switzerland the annual meeting World Economic Forum kept its focus on the big economies.

Want to stump Davos participants? Ask them what the big theme is this year.

While most conversations in WEF start off paying homage to the E of economics, delegates get burned out quickly. By Thursday afternoon, talk of markets and finance can take a back seat.

I approached Harvard Professor Niall Ferguson with an eye to asking him about his latest book. "Civilization: The West and the Rest" is an examination of 600 years of history and how the West managed to dominate. A fascinating topic.

The big take away? He's glad he's finished writing it and the proofs are out and now he lives more normally.

As I blogged earlier, there was a major extension of the WEF Congress Center. A newer, grand hallway, lots more room downstairs, a bigger media center and the addition of a "health bar" that just seems to have smoothies on offer.

Pizza has a big place in the Davos diet. At almost every bar and restaurant in the town it's on the menu and the CNBC team practically lives on it during the WEF. It's quick, filling and, depending on the toppings, can provide a nutritional boost.

Maria Bartiromo kicked off her global coverage with one of the most recognized franchises in the world, Coca-Cola.

The United States continues to be the major conversation point at a World Economic Forum lacking a definitive major issue.

While the outlook for the US in Davos has been fairly bullish, the Federal Reserve said that it is cautious on the outlook for growthand will continue its bond-buying program.

Sovereign debt is taking Davos by storm. Global leaders here are zeroing in on debt solutions to ensure growth and prosperity for the road ahead.

Gambling is a subject that comes up a lot in Davos. There's a large casino right near the Piano Bar, only a short distance from the Congress Center. Participants are constantly asked for their expertise so people can put their money on one scenario or another. And, really, after a few drinks, sleep-deprived, hedge-fund managers can wager on some pretty odd things.

And who is "Heard in Davos" not to join the party?

On CNBC, C. Fred Bergsten, director of the Peterson Institute for International Economics, made a bold proposition. He bet a steak dinner at the WEF annual meeting 2012 if the US economy doesn't grow 4.0 percent this year.