Swansea Bay tidal energy scheme strives to generate waves of optimism

Critics have dubbed it Britain's 'pottiest' renewable energy plan, but supporters of the controversial tidal lagoon project say it can revitalise the area

Tyrone O'Sullivan is not an obvious evangelist for the vast Swansea Bay tidal lagoon project, lauded by its developers as world leading but dismissed by one critic as Britain's "pottiest ever" renewable energy project.