Section 15 of 18 · about 1 min read · updated November 2026
15 The glossaryThe short version: Every term of art in this guide in plain words, searchable and sorted by topic. If a word on a ticket page, a lineup poster, a site map or a festival FAQ stopped you, it should be here.
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Previous · 14 Test yourselfNext · 16 Where to go nextAlso at cold.fyi Last Call - deep dive No. 8, how nightlife works, from last call to the ride home Polo - how Coachella actually works, down to the billboards Tickets - how a concert ticket travels from artist to fan, and where the fees go The Noise - deep dive No. 6, every sound in a city and how loud it really is Darkroom Ad School - free lessons on selling out a room with Meta ads The Airwaves - deep dive No. 5, every radio signal over a city Street Code - deep dive No. 4, every mark, box and cap on the street How a City Works - deep dive No. 3, the systems behind the sirens, trains and trucks The Show File - deep dive No. 2, how an electronic dance music show gets made The Pens Went Away - deep dive No. 1, on pharma swag Charlie - an MBTA tracker Alarm Club - a street game built on Boston's 1852 fire alarm telegraph boxes made with <3 in boston · Independent. Not affiliated with any festival. Corrections: hello@thirdpolararch.com · corrections log · terms · privacy