The theme should be easy enough that everyone can come dressed up. People who come without costume will be allocated a length of tinfoil to be determined by formula [1] and given access to safety pins, sticky tape, string, etc :-)
![[formula]](allocating_tinfoil.png)
| b | is | guest's BMI (in kg/m²) | |
| h | guest's height (in cm) | ||
| d | how much alcohol the host has had (in standard drinks, 0-10) | ||
| g | host-guest gender parity (1=same, -1=opposite) | ||
| k | host's orientation (0-6; 0=straight, 3=bi, 6=gay) |