I just read Crispin Goswell’s 1987 paper “An Implementstion of PostScript.” Besides the fact that I believe you intrinsically, this reminder of the complexity of the language itself and the graphics algorithms leads me to concur. My “monkey’s uncle” statement was an inference based on the vast majority of early Macintosh apps being written in assembly language, and the mistaken assumption that the ROMs were “small.” From my memory of the MAME dump table: 64kB x 2 x 8 = 2MB. This is “big.” But the LaserWriter Plus also included a dozen fonts, right?I've already looked and am pretty certain most of it was written in C