Karel Vinkler, Nastane tma? Realita blackoutu energetické sítě

Round-15 hunt: picked; source: deeper uploads from a strong round 1-9 channel; channel already live on Lumen; strict per-title check + final strict pass; title rules; oEmbed verified.

A 61-minute video from Hvězdárna a planetárium Brno: “Karel Vinkler, Nastane tma? Realita blackoutu energetické sítě”.

Video by Hvězdárna a planetárium Brno, played through YouTube's embedded player.