Now, Sony could have taken the high ground. It could have just said its piece and carried on. Instead, Sony released an instructional video for used games on the PS4 that might be the funniest piece of corporate mudslinging the gaming world has ever seen.
Of coures, this isn't the first time that Sony has directly attacked its competitors. In fact, it was pretty common when the original PlayStation came out for Sony to directly attack Nintendo and its latest console - the Nintendo 64. Let's take a trip to the past for one of the very best: