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i think thatis a tweet from alan davis. Bing has live tweets on their US news section i have noticed, search for somthing that is currently in the news, and you will see scrolling tweets live on the side bar.

Hi Yumi Thanks for your reply but i'm looking for the percentage of users that use google.ie in ireland over google.com and the same for google.co.uk v google.com in the UK rather than any specific keywords I'm doing some research on International SEO and whther we go for multiple ccTLDs or a single generic TLD and the usage is going to help with the decision. jason

There is no connection to meta descriptions and rankings, so refreshing the content in the meta description will not help your rankings at all. The meta descriptions are typically used as the text below the page title in the SERP, so good meta descriptions can help click through rate. So write your meta descriptions for users, and only change the content if you believe you can create better copy that will drive more click throughs.

Sounds like you're getting hit by panda. How robust is the content on the pages across your site? Directories are no longer a recommended method of link building. Without the URL it's hard to make a determination as to why you got hit.