Just wanted to let everyone know that I've uploaded some brushes for you to download (if you so desire). Below is a preview of what you'll get. These were done with the same foreground and background colors at the same opacity and are meant to work along with a pressure sensitive tablet. Anyway, here's the file:

http://www.pensnpixels.com/postedimages/knives.zip

and here's the preview:



Enjoy!