There are a few things you should know. First, the graphs used in this blog come from trends.google.com. Second, the author writes under the pen name Highlight. And finally, if this blog left an impression on you, don't forget to hit the subscribe button.What appears on GoogleWorldwide, 2004-present, All categories, Web Search/Open Problem(GPT is NOT reasonable here)Why Do Peaks in “Knife” Coincide with Valleys in “Fork”?Subscribe