The first signs of 6 Music’s leg of the Biggest Weekender have been appearing at venues all over Belfast this last week. Gigs, seminars, panels and outside broadcasts cropping up daily, heralding the 2 days at Titanic Slipways. For day 1 of festivities, the city, bathed in uncharacteristically glorious weather, conspires to show off just when everyone happens to be paying attention. As the flow of people moving through the city and over the Lagan grows, a Cup Final atmosphere begins to build, smiles and easy conversation with anyone willing to respond are the order of the day, and in…