60FPS "conversions" can often cause visual glitches (flickering or "ghosting") during fast action scenes because the AI is guessing the extra frames.
Files with these tags are often quite large because they contain more data per second. Vegamovies.NL.-60FPS-.Spider-Man.2002.RM4K.1080...
The Ultimate Evolution of Sam Raimi’s Spider-Man (2002): Decoding the 60FPS RM4K Experience Vegamovies.NL.-60FPS-.Spider-Man.2002.RM4K.1080...