TODO: update documentation for performance items

diff --git a/TODO b/TODO
index 3b6401f62062a2b88ff5b9c5b2b138b6ad3a5c01..30ba38b4d3633c82c68e274519f54cda73b3ba07 100644 (file)
--- a/TODO
+++ b/TODO
@@ -1,6 +1,11 @@
 TODO items for public-inbox
 
-(Not in any particular order)
+(Not in any particular order, and
+performance, ease-of-setup, installation, maintainability, etc
+all need to be considered for everything we introduce)
+
+* general performance improvements, but without relying on
+  XS or compiled code any more than we currently do.
 
 * mailmap support (same as git) for remapping expired email addresses
 
@@ -45,6 +50,10 @@ TODO items for public-inbox
 * Consider storing git blob ID in Xapian doc data to avoid ref
   and tree lookups based on Message-Id.
 
+* streaming Email::MIME replacement: currently we generate many
+  allocations/strings for headers we never look at and slurp
+  entire message bodies into memory.
+
 * Allow in-place Xapian updates without clobbering the whole
   index (versioning each doc data entry?) for big archives