"Tennis Player" iPad2 digital rendering 6 x 8

Drawing with a finger on a tablet is becoming the must-do art thingee these days. Here's my iPad2 rendering with an ArtRage app.

Technology apart, I'm still moving within the bracket (whether in oils, acrylics, w/c or pencil), still striving to nail a personal style, a recognizable signature....
You can click the image to see a bigger picture.

COMMENTS encouraged...is there a Wilson style?