|Google Interactive Dots|
No official explanation from Google yet. I wonder if it is HTML 5 or perhaps because they went public on this day back in 1998 they are celebrating.
I personally think Google doodles because they can.
Recommended Google Reading:
Ultimate Guide to Google Ad Words, 2nd Edition: How To Access 100 Million People in 10 Minutes
Getting Organized in the Google Era: How to Get Stuff out of Your Head, Find It When You Need It, and Get It Done Right
The Google Way: How One Company Is Revolutionizing Management as We Know It