Sure no difference just surprising! :)
(and the funny i believe that i have tryed all orders and positions of clicks and never with the multiple blend i obtain the same than Burr! )

I remember at the beginning of Moi! You will have made this tricky thing! ;)
Position of the click makes different results!
"Oops, your graphic there is not quite right - you don't want to click near the middles, you want to click closer to one end than in the middle, but it needs to be on the same ends that you want to have matching.