View large.
Photoshop and graphics tablet.
Reference photo: #4 rach in the rain by Rachel Sian (under Creative Commons Attribution-Noncommercial license).
Time: about 9 hours.
Need a cheap pulse oximeter?
Nintendo will be selling one for the Wii, under the name "Wii Vitality Sensor." They haven't yet figured what to use it for, though. (Note: You can't do anything physically active while wearing the probe, or you'll get a noisy signal!)
Coming soon: 12-lead ECGs.