Brain computer interfacing has been there for a long time now, but companies are using this to treat disabled people only. To make BCI a true successor of GUI, it will require to redefine a computer and OS like apple did with vision pro, intially we won't be able to do much with this "new computer" but eventually people should adopt. BCI has its challenges with non-invasive techniques, but no one is talking about it, is it really the successor of GUI?