"Experts predicted that Wednesday is likely to be just another day on the
Internet, and if anything a quiet day for cybercriminals."
What is a "normal" day on the Internet?
http://www.caida.org/outreach/papers/2001/BackScatter/
Measured 12,000 attacks over a three week period, or 570 attacks a day.
http://www.fcc.gov/Bureaus/Engineering_Technology/Filings/Network_Outage/
There is a significant outage on average every 2-3 days.