My biggest fear is just my memory, lossing the actual USB stick because you forget where you put it
![Grin](https://bitcointalk.org/Smileys/default/grin.gif)
exactly and you lose everything instead. I do have a linux which is protected with passwords from booting to user login, this i think will make them scratch their head first and they might not even locate the directory to which i put my btc details even if they know how to use grep.