Not the publication but giving a bit more context: Since the learning of 1/2HB is established most of the time during the player development, the issue is if so

Not the publication but giving a bit more context: Since the learning of 1/2HB is established most of the time during the player development, the issue is if someone does not learn and stick with a particular way of backhand it's quite unlikely or almost impossible to switch when you're a high performance athlete. Let's say that this is not a "stroke" (for the lack of a better comparison) ask a player to switch from 1HB to 2HB it's more or less hard (I think it's harder) as change your swing as a Golf player.