[Read: ]

because it was routing Internet traffic through rogue servers, which the Federal Bureau of Investigation seized and shut down in late 2011. The FBI was hosting surrogate servers to keep infected users online, but pulled the plug on Monday, forcing users to get clean or risk losing their connections.

But as of Sunday night, the FBI estimated that only 41,800 computers remained infected by DNSChanger, , and some Internet service providers are offering their own solutions to keep customers online. It's safe to say the cutoff day has been free of catastrophes. "We're not aware of any issues," FBI spokeswoman Jenny Shearer .

In light of the aftermath--or lack thereof--you might see this whole ordeal as overblown. But there's another way to look at it: The information campaign worked.