Winters get cold in New England. This is especially true up around Burlington VT, where the icy wind whips pinecones around so hard they can pierce metal. Thankfully, Burlington-based musician Alexandria Hall brooks none of winter's guff. Using the nom de musique Tooth Ache, she creates oppositional swirls of pure electronic heat, her voice blending and bending amidst the beats and fat key chords she uses to keep her yurt warm. There are elements of deep club music in Alexandria's work, but her …