It’s not the Importer that’s doing it – it’s the unscrupulous app.
Let’s keep the discussion about it in the main add-on thread though, okay? https://forums.ankiweb.net/t/copycat-importer-ankiapp-ankipro/16734
More specific link to recent disucssions (I forgot how long that thread was) – Copycat Importer (AnkiApp/AnkiPro) - #349 by abdo