<正> What can you say about a valuable,desperately~1 needed skillthat:Takes twice as long as it should to learn:takes twice as long asit should to use:makes you work perhaps 20 times harder thannecessaryL:uses equipment that forces you to make errors;uses e-quipment that has persisted out of sheer inertia~2 since 1872;is stillbeing taught to millions of unsuspecting people?