It is an important topic especially with technology forever advancing, which means they are more back doors and exploits which hackers are researching and using.
As said, it will be a high priority for us community people to ensure our wallets, systems are secure and don't get hacked comprising sensitive data
I always think that someone will hack my wallet, even though I am taking lot of precautions there is still chance that hacker might take control of my wallet. But once BitFence product comes into market we can relax
This isn't going to be the be all and end all. You will still need client side AV, you can still have your wallet stolen from using a phishing website etc. This should be part of the solution, not the entire package.