alt Hacker NewsI don't get the use of the spatial layout here. A line may be cruder but if you're going full swordfish hackerman mode why are you caring about grid geography at all? Bind each to a hotkey. The only time you're swiping is when you're lost.
Like what competitive player uses scroll wheel weapon switching in Quakelike games? Nobody
Visual memory is really powerful and maps far more easily onto human brain’s experience of navigating the world. So it’s easier for many people to imagine and organise around a grid.