>   So how should one then be able to break out of the use of CMR only, if in
 > addition the text fonts should match the math fonts, and how far can you
 > pragmatically get there?
use Multiple Master fonts, if you like. then you can get the right
design for 6 and 7 point setting, if fontsize is one of the design axes

 >   And so on. So you cannot simply flip in some proportionally scaled Adobe
 > fonts, and expect it to work.
no, you have to set it up right, using the hooks already there in
NFSS2

sebastian