Recently, I looked at my YouTube watch history. Then this happened...
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiPZW1kMufON0tr8OkY8PKv76ecw-e9bkyIps5jiUlrAS3gIr5r4WmknQbruAgoUmNgZWlszKrCkCjqS3EytOZX_ArzwWHCZJAMSNqFg1TUgNMMFMf1gKnUGZ2Oc1gvDuBz-2ojOtDYZdh8/s1600/573!.png)
The watch history number showed up as 573 (highlighted in yellow), which is associated with a video game company known as Konami. (573 = konami)
July 28th, 2014
Same thing happened on Roblox.