Occasionally I check in and see what is going on in the PyPy world … and today I found a compelling demonstration of image processing. Watch the video. This is pure Python code – PyPy on the the left, CPython on the right. No special libraries are being used. And yes, of course, we must view all performance demos with some healthy skepticism … but WOW.

blog post: http://morepypy.blogspot.com/2011/07/realtime-image-processing-in-python.html