The offer still stands. Follow the instructions here to get your dead bugs and rotten food scanned for free.
I sent in my toothbrush and they sent me an email with the results the other day! So here it is:
Pretty interesting, huh? They also put up two other toothbrush scans:
While mine was old, this one looks new. The corners of the top don't look so worn.
Here's the third one:
ASPEX also has a contest running. Name that sample for a free 1gb USB stick. Here's this week's which will be over soon:
Click the image to go to that page where you can comment with what you think it is. Or go here.