Except that the UEFI spec has a shitton of bits and pieces where the filesystem metaphor falls apart on. There are attributes that determine which parts of the

Except that the UEFI spec has a shitton of bits and pieces where the filesystem metaphor falls apart on. There are attributes that determine which parts of the boot process variables are visible in, variables that should require a guid in addition to data, etc. It's an ugly, messy protocol that really does require specialty tools.