

The quote in the title is buried all the way at the bottom, it seemingly references the story in this article;
Q: The war in Ukraine has basically unfolded live on television. With so much already available online, was there anything you encountered on this trip that surprised you?
A: Strictly speaking, I wasn’t at the front. We were behind Ukrainian lines. It’s true that a lot is already known about this war — there are countless documents, photos, videos, and firsthand accounts from participants and witnesses. Overall, I didn’t come across anything fundamentally new that I hadn’t heard about before. But, of course, reading about something in the news and hearing about it directly from those who lived through it — especially the victims — is an entirely different experience. One story that struck me particularly hard was from a former Ukrainian prisoner of war who described the torture he endured. At a prison in Mordovia, where he was held, POWs were forced to stand with their hands behind their heads, facing a wall, without moving. From 6 a.m. to 10 p.m., with only short breaks — for six months. Later, the conditions were somewhat relaxed. While it’s well documented that a vast number of POWs have been tortured in Russia, I’d never heard of this specific type of torture before.
This part of the interview surprised me the most: