This file is both a guide for newcomers and a todo list for oldstayers.
* ideas / wishlist
-*** add phase 0, to grok and lock label (as opposed to line) text
+*** DTRT in the presence of tab (U+09) characters
*** add interactive mode, to choose per-line light vs heavy
*** improve neighbor-determining heuristic
-*** choose plus-replacement by composing "VERTICAL", "LEFT", etc.
+*** support "naked" line terminal (no plus)
* etc
#+odd