I like it. You shouldn't have cropped the bottom of the picture though.LOL
Yes it is - variable effect from 0 (no SF) to 2. The amount of the affect varies according to the apperture - over F/5.6 there isn't really much difference. You can read all about it here: http://www.prime-junta.net/pont/Reviews/065_Canon_135_F2.8_Soft_Focus/_Canon_135_2.8_Soft_Focus.html
you know how to PP.