Possible Clues:

• Techno is a subgenre of it, for short
• Genre hidden in "canned music"
• Rave genre, for short
• Genre for much Top 40 radio, for short
• 43-Across at a rave, probably
• Teacher's deg
• NHL city, on ESPN tickers
• Kaytranada genre
• Rave music
• Genre that includes dubstep