... All the more reason social blockchains provide value. We can also verify what someone said and achieve consensus that it was said...

Not trying to down play this story down. However, I'm going to take the skeptic side of this. As someone pointed out, you can manipulate HTML to create a from message...

If its true, we don't know the full context or rationale for his response. This could be a very inappropriate joke on Mr. McAfee's part. He is the guy that said he would eat his winky after all...

The guy is senile!