The Google Panda update set off fireworks on February 24. But an even bigger change to YouTube search results has slipped under the radar despite the fact that YouTube is the second largest search engine.
Now, Google is constantly tuning its algorithms, but many of the changes it makes are so subtle that few people notice them. However, the Panda update was “a pretty big algorithmic improvement to our ranking — a change that noticeably impacts 11.8% of our queries,” according to The Official Google Blog, so the company let people know what was going on.

