Global pitching competition for start-ups, Seedstars World kicked-off the second edition of the annual Seedstars Africa Summit in Kigali. The event will see twelve start-ups pitch and the most innovative start-up will go on to compete at the finale in Switzerland next year and a chance to win US$ 500 000 in equity investment. Marcello Schemer, Regional Manager for Africa at Seedstars World, joins CNBC Africa for more.