Berlin techno is now officially part of Germany’s rich cultural heritage, alongside mountaineering, fruit wine, and a Bavarian winter parade where people dress up in furry monster costumes for good luck. The city’s thriving electronic music scene, exemplified by clubs like Tresor and the notoriously hard-to-get-into Berghain, was added to Germany’s Intangible Cultural Heritage list by a national UNESCO commission this week in recognition of its cultural significance following a years-long campaign spearheaded by the Berlin-based nonprofit Rave the Planet. “Our joy is hard to put into words,” R…