Big Bang Theory Quote
Sheldon: First, there was PS1, then PS2, followed by PS3, and now PS4. Logical, right? But with the XBox, instead of XBox 2, they had XBox 360. And now there's XBox One... Why one? Probably the amount of time it took to come up with the name.
Quote from S07E19 - The Indecision Amalgamation