It's not like they're complaining that their Slurpee is 99% ice or something, but if the cocktail calls for "shot of vodka, shot of vermouth, shot of gin, shot of Campari, three shots of juice, squirt of lemon" and ends up being a thimbleful of booze, that's a problem.
If only my eyes were still as good as they used to be when I was a child! Even after installing a backlight playing the DMG-001 for hours non-stop has become a real challenge.