As for Morse code learning is concerned, this study may mean to us head copying is quite different from learning codes itself. We should intentionally train head copying for conversational QSO.
Hum Brain Mapp. 2015 Nov;36(11):4512-28. doi: 10.1002/hbm.22939. Epub 2015 Aug 25.
From perceptual to lexico-semantic analysis--cortical plasticity enabling new levels of processing.
Schlaffke L1, Rüther NN2, Heba S1, Haag LM1, Schultz T3, Rosengarth K4, Tegenthoff M1, Bellebaum C2,5, Schmidt-Wilcke T1.