Forging heady spiels of stream of consciousness with Mingusian sax forays, open-ended punk abandon and skilfully loose improvisation, Belfast’s Robocobra Quartet are right up there with the country’s very best live acts. Ahead of supporting Not Squares at Belfast’s Bar Sub tomorrow night – and appearing at our second birthday show at Dublin’s Twisted Pepper on Saturday, May 2 – the Chris Ryan-fronted four-piece have unveiled ’80-88′. the lead single from their new EP, Bomber (“‘four songs about three people, two novels, a failed assassination attempt and a volunteer-run community arts space” – obviously). We’ll soon have a premiere of the second single from the…