It's not investigated yet, if this mechanism is also present in other, non-exotic, media. At least this would qualify some inertia and thus, finite propagation velocity of heat conduction.
If I perceived the examples in the article correctly, it's mostly international citizens who have been working in Belarus, e.g. as journalists (for critical media outlets), or Belarussians who are (were) journalists, oppositional politicians or in other ways active against the regime.
Terräng