4K (computer virus)
4k is a computer virus which infects COM files and EXE files. The virus was one of the first to employ stealth tactics. Infected systems will hang, after September 22 every year, which is also the date of birth Bilbo Baggins, a character from "The Lord of the Rings". The code was intended to display the message "Frodo Lives", but hangs in all known variants.
4KUniverse
4KUniverse is an American entertainment company that is the first 4K resolution TV channel in North America to be released. Founded in 2016 by CEO Matthew Mancinelli in Los Angeles, California, this channel is available through streaming or through satellite in North America as well as abroad in a few other countries, including China.