WindSkate Sail - First Test - Porto Alegre/Brazil

Recent video: - WindSkate Handheld Sail, made by myself. Sail area: 2m² equilateral triangle. PEAK SPEED (UPDATED: reached 52,9Km/h recently): 40Km/h (GPS logged, at the end of the video, with WNW 21Km/h irregular wind, peaks around 30Km/h), easily reached even in that short lane; eased, not hardly pushed int that first test). One-side boom with trim adjustment. Easy to Tack and Jibe. Close-hauled: minimum traveling angle facing the wind around 30º with sail aroun