A day after two bugs in PHP sent governments scrambling to unplug their websites, the fix is out, attackers are hammering away, and a lot of people are asking the same thing: Can I use the internet without worrying, or should I hide under the bed until next week? The short answer is that the internet didn't break, and for most people the risk sits with the websites they visit, not with their own phones or laptops. The longer answer has a few caveats worth knowing.