The human brain is fascinating. But I think the article could be slightly misleading; the fingers do not do any of the "processing" of information. It's a part

The human brain is fascinating. But I think the article could be slightly misleading; the fingers do not do any of the "processing" of information. It's a part of the brain below consciousness that detects the problem, probably as it tries to map the messages received from the fingers to the ones it expects to receive from a given word as the fingers touch the keys. Not that I'm a neurologist...