It does attack the central nervous system and cross the blood-brain barrier. There can be long lasting neurological effects. The nature of these effects, their duration, and the fraction of infected people who suffer brain problems is not known.
There is so much we don’t know. About so many things. But my take is that if you have not yet gotten this virus, you will. The question is, how will it affect you?
Then again, there are so many things that could affect you permanently or kill you. Just to mention one, though it’s risky, I still take a shower every day. :)