State in the README which reads never render together, and drop the decision restating alternatives

README.md

@@ -549,8 +549,9 @@ it, and a cell or format of a table that references a table of its own family, t
 any template, a `repeat` or a `drawGroup` included, since a bare read of the referencing
 table draws its row without pinning it, so the family would draw apart from that row:
 read the family from a template beside it, or add the value as a column. A cell's
-reads are the render's too; which pairs are weighed against each other is under
-[Decisions](docs/decisions.md#the-rows-of-a-table-are-alternatives).
+reads are the render's too, weighed against every read that renders with them: one read
+renders one row, so reads under different rows of one pinned table, whose ancestors pin
+with it, or of one table read whole, never render together.
 
 ### Options and fields