One Sat­ur­day after­noon last Decem­ber I made my way to east Lon­don venue Stu­dio 9294 for Fire Records’ chilled, friend­ly Christ­mas event called Out­er Lim­its. With a ros­ter of about sev­en per­for­mances, it unex­pect­ed­ly turned out to be one of my top gigs of 2019. One of the new (to me) bands who were an…