Co. Down singer-songwriter Jason Gibson is an artist who thrives on collaboration. Formed back in 2005, his project Linebacker Dirge has seen him write and record with the likes of A Plastic Rose’s Ian McHugh, A Northern Light’s Colm Laverty and James Bruce of Kasper Rosa/Matua Trap. Ten years on from the release of his debut, Postcards, Distance and Sleep (written and recorded with Harry Ffitch of Hello Newman over MSN Messenger, no less), Gibson’s new EP, The Worried Well, is a real re-affirmation of those early stirrings, going that bit further in driving the point (the unspoken and profound…