Note - it is showing the new youtube ad format - you can kill this my clicking the little command in the bottom right hand corner.
Have spent the last hour or so playing in www.twine.com. Joined some groups [ twines/threads] and went to see what was happening. This You Tube video popped up. Thought I might share it
More on Twine when I have learned to drive it properly - but even though some commentators , though supportive of its vision, have doubts as to whether it is ready for the big time, I think it is definitly worth a visit.