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diff --git a/openpower/sv/propagation.mdwn b/openpower/sv/propagation.mdwn
index 889491fddc9ce6025fdff04b649728fb5c4da0a0..8d2e725c4268dbb90a3df072378b7a32a6edaa5e 100644 (file)
--- a/openpower/sv/propagation.mdwn
+++ b/openpower/sv/propagation.mdwn
@@ -149,8 +149,11 @@ Vectors may be remapped such that Matrix multiply of any arbitrary size
 is performed in one Vectorised `fma` instruction as long as the total
 number of elements is less than 64 (maximum for VL).
 
+Additionally it may be used to perform "zipping" and "unzipping" of
+elements in a regular fashion of any arbitrary size and depth: RGB or Audio channel data may be split into separate contiguous lanes of registers, for example.
+
 There are four possible Shapes.  Unlike swizzle contexts this one requires
-rhe external remap Shape SPRs because the state information is too large
+he external remap Shape SPRs because the state information is too large
 to fit into the Context itself.  Thus the Remap Context says which Shapes
 apply to which registers.