Brian's Summary of Susan's Comments on the Submission
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-- Too long
-- Focus
	-- Annotations
	-- BTA
	-- Contributions
		-- wrt. PE (respecialization? intraprocedural?)
		-- wrt. DC (?)
-- More
	-- Motivation
	-- Examples
	-- Definitions
		-- polyvariant specialization and division
	-- Explanation
		-- Nested/overlapping regions
		-- Respecialization
		-- Sub-function annotations
	-- Appendix of annotations
		-- Syntax
		-- Concise description
-- Should omit
	-- Tangents
		-- Digressions into `C, PE vs. DC, off-line vs. on-line, etc.
	  	=> Discuss each topic only in one place
		   and keep to the point
	-- Excessive forward references
	-- Policy details
		-- Cache replacement policies
		-- Weaker specialization
	-- Some implementation details
	-- Implementation discussion about units/backend (save for another
	   paper)
	-- Results (save for another paper)