Where new products may be seen

• Comic-Con show
• Major international fair
• Origins Game Fair, e.g
• Show past name for "chamber pot"
• Convention center event, maybe
• Brave opponent, once
• "___ '86" (Death Cab song)
• Comic-Con, e.g

Wikipedia Word definitions in Wikipedia
Expo , for three performers with shortwave receivers and a sound projectionist, is a composition by Karlheinz Stockhausen , written in 1969–70. It is Number 31 in the catalogue of the composer's works.