Quote Originally Posted by cliveh View Post
I maybe wrong here, but I always thought Rodinal was a high acutance developer, which would work better with films like HP5 as opposed to FP4. Also, surely still bath development will have a greater effect on micro contrast than developer formulation.
Other way around acutance developers work better with slower finer grained films, they weren't recommended for fast films.

Stand /still bath development accentuates edges effects but few realise the main proponents are shooting LF and ULF sheet film and not 35mm or 120.