“…In other words, the interface establishes a channel of communication and control between an individual and an external device. BCI systems use EEG activity to perform various tasks, such as controlling cursor movements [ 2 ], browsing the web [ 3 , 4 ], selecting letters or icons [ 5 , 6 , 7 , 8 ], communicating with virtual environments (e.g., in games) [ 9 , 10 ], robot navigation [ 11 , 12 , 13 ], controlling a wheelchair [ 14 , 15 , 16 , 17 ] or operating prosthetics [ 18 , 19 , 20 ], among others.…”