I enabled the typographer here (with the site setting enable_markdown_typographer)
This means that:
(c) (C) (r) (R) (tm) (TM) (p) (P) +-
test.. test... test..... test?..... test!....
!!!!!! ???? ,, -- ---
"Smartypants, double quotes" and 'single quotes'
renders as:
© © ® ® ™ ™ § § ±
test… test… test… test?.. test!..
!!! ??? , – —
“Smartypants, double quotes” and ‘single quotes’
I do not think we will enable it by default, but some communities have expressed interest in it so … here you go…