diff -r 6be2a7ca4b1d -r 25ce16bf724b mercurial/configitems.py
--- a/mercurial/configitems.py	Tue May 04 14:18:06 2021 +0200
+++ b/mercurial/configitems.py	Tue May 04 11:20:10 2021 +0200
@@ -1344,7 +1344,6 @@
 # Experimental TODOs:
 #
 # * Same as for evlogv2 (but for the reduction of the number of files)
-# * drop the storage of the base
 # * Improvement to investigate
 #   - storing .hgtags fnode
 #   - storing `rank` of changesets