The way that many defend themselves against a compromised system is to use offline operating systems booted from USB sticks with other USB sticks being used to transfer transaction files to and from online computers. Press question mark to learn the rest of the keyboard shortcuts. Nevertheless, it is very compact and lightweight, and will easily fit on your chapstick com coupon code key-chain if you desire to carry it with you (as I do). Otherwise, the temp/2nd pin feature is pointless since if somebody breaks into your house and makes you enter your pin, with a gun pointing to your head, on the computer, they will be able to immediately see the true balance that you own. Of course, there is no shortage of methods through which you could lose your bitcoins, but the most popular tend to be forgotten passwords, lost wallet files, hacked computers, and compromised exchanges.