The latest variation of "I seriously hope you guys don't do this" (ISHYGDDT) and used in the same manner to indicate that someone is doing something that is wrong, lackluster, or outdated. First appeared on /sp/ in January of 2012. Posting the George Costanza face or a similar reaction image with it is recommended.
>putting your bread in the fridge
>not tipping the pizza guy
>watching television in standard definition