Short description:
• Toggleable overlay for 2-3 main parameters: age range, height, weight (optional).
• Appears in white text above character heads when holding down a specific hotkey.
• Allows to quickly check the age range & height of characters around you, to define your approach & reaction to those characters.
The main reason behind this suggestion is people roleplaying <18 y.o. characters. However, it can also help a lot when dealing with crowds