>Bad UI<, Part 1, Aetherites, materia and Vendors.

[Rongway]

#2 and #3: Item tool tips can be hidden by holding the alt key while hovering over the item. This applies everywhere (vendors, inventory, etc.).

This key can be customized (between Ctrl, Alt, and Shift) in

/characterconfig > UI Settings > General > Help ... Display item help ... Enable help text toggling ... Toggle Key (RT on gamepads).