1. Department of Neurosurgery, Washington University School of Medicine in Saint Louis , St. Louis, MO 63110 , USA
2. National Center for Adaptive Neurotechnologies , St. Louis, MO 63110 , USA
3. Department of Psychology and the Helen Wills Neuroscience Institute, University of California , Berkeley, Berkeley, CA 94720 , USA
4. TNO Human Factors Research Institute , Soesterberg 3769 DE , Netherlands
5. Department of Neurology and Center for Mind and Brain, University of California , Davis, Davis, CA 95618 , USA
6. Frontier Lab for Applied Neurotechnology, Tianqiao and Chrissy Chen Institute , Shanghai 201203 , People’s Republic of China
7. Department of Neurosurgery, Fudan University/Huashan Hospital , Shanghai 200031, People’s Republic of China
8. Department of Neurology, Albany Medical College , Albany, NY 12208 , USA