It's actually "rm" in Linux, but anyway, making everything easy to discover and learn sometimes means slow to access, which conflicts with another psychology concept: expertise.
顺带一说,在 Linux 里删除文件的命令是 "rm",回到正题,让所有菜单选项好找好记,有时候意味着用的时候慢一些,这与另一个心理学概念冲突:"专业知识"。