asdf

README.md

@@ -190,11 +190,14 @@ photography existed:
 | `engineer-glass.jpg` | Method section | https://www.magnific.com/app/creation/3zdScUIREY |
 | `sector-5g.jpg` | Sectors, tab 1 | https://www.magnific.com/app/creation/s7ZQP52l8e |
 | `sector-substation.jpg` | Sectors, tab 2 | https://www.magnific.com/app/creation/yi0r27vPW9 |
-| `sector-datacentre.jpg` | Sectors, tab 4 | https://www.magnific.com/app/creation/eIHAvetdqL |
+| `sector-datacentre.jpg` | Sectors, tab 5 | https://www.magnific.com/app/creation/eIHAvetdqL |
 
 `sector-ot.jpg` (Sectors, tab 3, operational technology) is a real photograph from the Freepik
 stock catalogue via Magnific, "Workers in control room" (free licence, Canon EOS 5D Mark III, 2017),
 downloaded on 7 October 2026 and scaled to 2304 px.
+`sector-rd-engineer.jpg` (Sectors, tab 4, products with digital elements) comes from the same
+catalogue: "Male Industrial Engineer Solving Problems Working on a Personal Computer" (premium licence), downloaded on 7 October 2026 and
+scaled to 2304 px.
 
 They are placeholders in the sense of the brief: swap them for the company's own documentary
 photography when it exists, keeping the same file names and the `img-doc` treatment. The grid