Newnham Croft junction

http://www.cambridge-news.co.uk/News/Petition-to-improve-dangerous-Newnham-junction-signed-by-260-people-20131223060000.htm
I suggested a 'cycle scramble' phase ie a free-for-all for pedestrians and cyclists in all directions, as recently suggested for Trumpington Road/Brooklands Avenue. What do the experts think?