I don't see how bullets would prevent anyone from cracking your wallet if they had the processing power to do so. In fact, they would not ever need to come in contact with you.
I'm hoping that he was not just stating nonsense, but was rather just trying to show his disapproval of the NSA.Also, think the following: if you are so scared to show that you use Bitcoin, what will happen in the future, when a large part of population will use it?
Will they all pretend to be still using dollars?
Tl;Dr: Bitcoin needs to acquire anonymity features that would be built into the client as a optional (not standard!) option.
The real tragedy seems to be that people simply don't care. Most people out there are clueless, they are updating to Windows 10 and don't give a fuck if it is spying central or not. No one of them is going to go throught the hassle of installing Linux. So you can see where things are heading. Windows 10 will be the most used SO in the planet in no time and anything that runs under it will be at danger, including Bitcoin.
People has no sense of privacy anymore, just look at how huge instagram and so on is.
About Windows 10 http://bgr.com/2015/07/31/windows-10-upgrade-spying-how-to-opt-out/.
I guess Linux is the only option now...