Brainwallets are not a good idea, except in a few extreme circumstances. Fleeing a country with your wealth when you know you can't bring something physical might be the only one.
Discussion
i think he talks about something different there... i generate the private key with #seedsigner with dices... its completely offline... if i want to use the privkey i will have to enter the seed words.. now if i know this seed in my head thats a brain wallet for me... he talks weird stuff about a private key always resulting in the same address..?? maybe it was like this then..