Universal search is a hot topic currently with various pundits hypothesising over the ramifications for SEO and the opportunities that universal search may provide.I generally love Google and the continuous innovation they bring to the search space. However I have spotted a few bugs in the new(ish) map based results that

Aaron Wall of “SEO Book” fame, has a great blog post about all three major search engines (Google, Yahoo! and MSN) updating their algorithms to a certain extent.
The biggest and quite significant change I’ve seen here in Australia is to MSN/Live. One of our clients has increased his visibility by 20 percent in one month!!!