Meta Keywords important again?

If you believe the results of a recently seroundtable.com survey, is the meta tag ' keywords ', at least in terms of optimizing for the search engine Bing is still of importance. Nearly half of the participants in a related survey have indicated, the meta tag again in the future specifically for SEO benefit to ...

Main reasons for the outcome of the poll seems to be a statement made ​​about a month ago by Bing's Product Manager Duane Forrester on webmasterworld.com to be:

Meta keywords is a signal. One of roughly a thousand we analyze. Getting it right is a nice perk for us, but will not rock your world. Abusing meta keywords can hurt you.

In October 2009, an employee of Yahoo had over searchengineland.com confirmed that Yahoo! and then the keywords meta tag would not ignore:

What changed with Yahoo's ranking algorithms is that while we still index the meta keyword tag, ranking the importance given to meta keyword tags receives the lowest ranking signal in our system [...] However, when no other signal is present ranking, unique words that only appear in the keyword meta tag section of documents can be used quietly to recall these documents.

The operators of the search engine Google is not worth as a keyword in the HTML header of a web page listed keywords, according to his own statement. After website owners had not abused the visitors to a website for information more and more visible for SEO purposes, their importance for the ranking in Google gradually been completely reset.

Apart from the possibility of manipulation, is an explicit search engines for relevant keywords to the statement made ​​in the course of every day millions of emerging websites possibly the only way to the quality of the results of search engines will continue to ensure (?)

Although Bing in terms of SEO in this country ( yet ) does not matter, you should use the meta keywords tag even if only for its own websites documenting the most important keywords.