No problem here, Firefox and NoScript
Seriously I don't waste much time worrying about any of this stuff, there is little point.
Ensure you have a robust back-up and recovery strategy (plus a few pro-active measures) and you can laugh in the face of adversity
If you fail to plan, then you plan to fail.
If you have a back-up and recovery plan, you can recover from anything in minutes, not hours or days.