https://www.merriam-webster.com/grammar/electronic-entertainment-expo-4k
Electronic Entertainment Expo 4K | Merriam-Webster
4K is a term being used in the technology world.
electronic entertainment expo4kmerriamwebster
https://www.penny-arcade.com/podcast/pa-staff/3/electronic-entertainment-expo-2015
Electronic Entertainment Expo 2015 - Penny Arcade
Videogaming-related online strip by Mike Krahulik and Jerry Holkins. Includes news and commentary.
electronic entertainment expo2015pennyarcade