> it makes the process of retroactively changing the sequence in which these tokens are delimited impossible Is the author claiming you cannot write a reader m

> it makes the process of retroactively changing the sequence in which these tokens are delimited impossible Is the author claiming you cannot write a reader macro for postfix code? Am I understanding that correctly? I don't personally understand how the authors readtable system is much different from Lisp (or even some Forth macro systems? Although I only touched the surface of those).