See the 6 hidden comments I placed in https://en.wikipedia.org/w/index.php?title=User:Elitre_(WMF)/SandboxVE&action=edit .
Only 2 of them are visible when VEditing, https://en.wikipedia.org/wiki/User:Elitre_(WMF)/SandboxVE?veaction=edit .
Reported on fr.wp, see for example that they are missing from sections Personagges and Liens externes in https://fr.wikipedia.org/w/index.php?title=Détective_Conan&veaction=edit .
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