Thread:Project:Support desk/Wordwrap in email notifications

First time implemented in 2005 https://github.com/wikimedia/mediawiki-core/commit/25c2891ceb5da61f9cda8bef0e017fe169faec55#diff-2b0526d8f9a57469c6b27246054dfceaR323 and still exists https://github.com/wikimedia/mediawiki-core/blob/master/includes/UserMailer.php#L792

Why is this needed?