AP
DrRacket прямо через кастомный reader фигачит:
#reader(lib"read.ss""wxme")WXME0109 ##
#|
This file uses the GRacket editor format.
Open this file in DrRacket version 8.0 or later to read it.
Most likely, it was created by saving a program in DrRacket,
and it probably contains a program with non-text elements
(such as images or comment boxes).
http://racket-lang.org/
|#
34 7 #"wxtext\0"
3 1 6 #"wxtab\0"
1 1 8 #"wximage\0"
2 0 8 #"wxmedia\0"
....
Вот это консистентный подход!