Today, Barry Schwartz (on
September 23, 2016 at 8:00 am) has announced at Search engine Land about
Google Penguin 4.0. After last update Penguin 3.0 on October 17, 2014
(impacting around 1% of queries), Google has released Penguin 4.0 & real
time Algorithms. It is the fourth
largest update released today. Google says that Penguin is real time process
within its core search algorithms. After
Google Panda processed as real time algorithms within its Core search
algorithms, Penguin 4.0 is the also considered as real time update.