The technical specifications of the 4K UHD Blu-Ray release (represented by the "x265.10bit.HDR" tag) are essential to experiencing the show’s unique visual language. The use of HDR (High Dynamic Range) is particularly effective in Chernobyl :

The file string refers to a high-definition digital release of the 2019 HBO miniseries

: The complete first (and only) season of the critically acclaimed HBO historical drama detailing the 1986 nuclear disaster. 2160p / UHD 4K Ultra High Definition resolution ( ), providing four times the detail of standard 1080p HD. : The source material is the physical Ultra HD Blu-ray disc

Here’s a draft for a post about that release, suitable for a torrent, Usenet, or file-sharing forum:

The HDR10 metadata ensures that the glow of the exposed reactor core and the stark lighting of Soviet interiors have significant highlights and deep black levels.