DAVOS, Switzerland (Reuters) - Got 48 hours in Davos this week? Here are some tips on slaloming through the crowds of the rich and powerful at the World Economic Forum (WEF) and, if you're lucky, enjoying the snow. The common worry at this annual talking-shop for the global elite is that everybody else -- politicians, central bankers, chief executives and lesser mortals -- is at another event with someone more important. So try and relax, recognise that you can't be everywhere at once, and enjoy the mash-up of business and culture that is Davos. ...