Noticed this at the pub for the first time today.
Tap TV seems to have replaced NTN for pub trivia?
Now, you don't need a console but connect to the game through your smart phone.
Question format seems the same as NTN.
http://www.taptvtonight.com/
Is NTN still around?
http://www.buzztime.com/games
https://en.wikipedia.org/wiki/NTN_Buzztime