1. Anyone in Europe who witnesses an inspection may submit to the map using the site, app, email, or by tweeting with #ReportMosMaiorum.
  2. Meanwhile, others shared warnings on social media, as well as through more traditional means.
  3. One Twitter user asked if the name"Mos maiorum", a Latin term meaning "ancestral customs", was thinly-veiled racism.
  4. Using the hashtags #MosMaiorum and #StopMosMaiorum, Twitter users debated the merits of the crackdown and questioned whether it would lead to racial profiling.
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