diff --git a/doc/devblog/day_610-611__ByteString_optimisation_early_days/comment_2_21872150f9b2ff9cc08f94d52dbdf3a6._comment b/doc/devblog/day_610-611__ByteString_optimisation_early_days/comment_2_21872150f9b2ff9cc08f94d52dbdf3a6._comment
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+[[!comment format=mdwn
+ username="Ilya_Shlyakhter"
+ avatar="http://cdn.libravatar.org/avatar/1647044369aa7747829c38b9dcc84df0"
+ subject="parallelization"
+ date="2019-11-27T17:30:12Z"
+ content="""
+This is great.
+
+One other potential for speedup is fixing [[issues with parallel operations|forum/people's_experience_with_parallel_git-annex_operations]].  My current fix is to use `-J1`, giving up a potential 96X speedup.  There may also be additional [[todo/parallel_possibilities]].
+"""]]