+Note: this is just one possible implementation. Another implementation
+may choose to treat *all* operations as vectorised (including treating
+scalars as vectors of length 1), choosing to add an extra pipeline stage
+dedicated to
+
+This section *specifically* covers the implementor's freedom to choose
+that they wish to minimise disruption to an existing design by detecting
+"scalar-only operations", bypassing the vectorisation phase (which may
+or may not require an additional pipeline stage)
+
+[[scalardetect.png]]