Hackers will always be social engineers at the first place, not magicians, and will exploit human stupidity.
Bitcoin is sensitive only on bad karma. Not on brute force! Bitcoin as idea is ideal of freedom, and if they cannot take your
freedom, they will lie about it in worst ways.
Bitcoin at this time cannot be hacked but that does not mean we should give our password to anyone, the problem is there is not a culture of protecting your data since most people never think about it.
It cannot get hacked anytime but your wallet can be if you do not protect it good, its a simple measurement you have to take with your wallets, protect them good.
If you are using an online wallet, you aren't safe, even using all safety mechanisms disponible, you don't have the private keys. If you want your bitcoins safe, download a hardware wallet on your dispositive, extra security for your money.
However, this is a negative aspect about bitcoins, the vulnerability of the coin to be hacked.