The era of 1,000 Hz gaming monitors has arrived, but why?

Key points

• Almost exactly two years ago, we were gawking at prototypes of 1,000 Hz monitors and wondering who really needed a display that could support such ludicrously smooth frame rates.
• Now that those prototypes are starting to develop into retail products, we’re still wondering how much of a market there is for gaming displays that can update with a new frame every single millisecond.
• The latest entry in the ultra-fast refresh race is LG’s 24.5″ UltraGear 25G590B, which the company announced this week as “the world’s first Full HD gaming monitor with a native 1000Hz refresh rate” ahead of a planned launch in “select markets” in the second half of the year.
• That “Full HD” promise means LG’s 1,000 Hz display hits the 1080p threshold that is by far the most common resolution reported by gamers in Steam’s regular hardware surveys.
• That would represent a decent step up from the likes...