No please no!  We want to know what rules and heuristics
 forward-looking authors, designers and editors think should be in this

The notion of `facing pages' is important (also for spread, i
suppose): I don't care whether a float goes after or before its call,
but i care whether it appears on the same double as the related
text... This is something i currently handle manually (and painfully).

Thierry Bouche, Grenoble.