I am once again seeing semantically marked up pages shown with review stars in the search results . However the frequency of their display is very limited compared to earlier in the year. Summary review stars from the home page, which were wildly abused, are not visible but review stars are visible on this testimonial page.
Google’s displays come and go but rich snippet formatting of local web pages for reviews, location, authorship and publisher makes sense as a standard practice.Are Rich Snippet Reviews Making a Limited Comeback in Local? by Mike Blumenthal