{"guid":"1302b438-9b22-5761-9a1a-f6bb896e624a","title":"Volle Transparenz fürs Finanzamt: Kassensysteme und deren Abenteuer","subtitle":null,"slug":"2025-459-volle-transparenz-furs-finanzamt-kassensysteme-und-deren-abenteuer","link":"https://talks.mrmcd.net/2025/talk/TTKKXG/","description":"Die May Contain Hackers (MCH2022) als chaosnahe Veranstaltung hat unter Einsatz eines Kassensystems erstmals (fast) alle Zahlungen bargeldlos abgewickelt. 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