https://bugzilla.wikimedia.org/userprefs.cgi?tab=email
You can tweak your Bugzilla settings so that, for example, if you're
just cc'd on a bug, you don't get email every time the keywords field
changes, the cc list changes, etc. If you believe you get too much
bugmail, this is a good place to remove some. :)
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Sumana Harihareswara
Engineering Community Manager
Wikimedia Foundation