Section 12 of 15 · about 1 min read · updated November 2026
12 The glossaryThe short version: Every term of art in this guide in plain words, searchable and sorted by topic. If a word on a menu, a door policy, a license notice or a city council agenda stopped you, it should be here.
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Previous · 11 Test yourselfNext · 13 Where to go nextAlso at cold.fyi The Wristband - deep dive No. 7, how music festivals work, everywhere 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 filling 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 venue or promoter. Corrections: hello@thirdpolararch.com · corrections log · terms · privacy