If they were perfectly aligned, you could easily parse 128 levels of parentheses without any line breaks or indentation. Every rule for inferring a hiddnen, im

If they were perfectly aligned, you could easily parse 128 levels of parentheses without any line breaks or indentation. Every rule for inferring a hiddnen, implicit structure within a sequence of tokens makes things harder, even on the scale of just a few tokens in one line within an indented structure.