There were wonderful experiments by Bruno Munari on letterforms some years ago -- sort of, see how far you could go and still be able to read them.
在许多年以前布鲁诺穆纳里曾做过 一些关于字母形式的相当精彩的实验—— 来观察到了什么程度你们仍然能够把单词识别出来。