Tim Capper: Personally i have seen some improvemets in my FAQ and Glossary pages increasing in the SERPS. I have also seen a bigger jump in WMT for question related search queries.
Selected answers from the Dumb SEO Questions Facebook & G+ community.
Al Remetch: Reports say it will not have a big impact on SEO.
S?awomir Zdunek: Hummingbird is said not to affect SERPs and this silence in our community seems to confirm it. Personally I haven't observed any big fluctuations in the ranking. As for search results it is really hard to say if the currect results are better than the previous ones. I believe they are better but of course you can find a large number of people who say that they still bump into weird results. ;
David Harry: My early impressions; http://seotrainingdojo.com/Blog/a-search-geeks-thoughts-on-google-hummingbird.html
Tim Capper: Personally i have seen some improvemets in my FAQ and Glossary pages increasing in the SERPS. I have also seen a bigger jump in WMT for question related search queries.