DDSXTY14 — Misspellings of "aggregated"

Pg 43 7.2.2.4.4.4.3 Member Index 2nd sentence

[...] of the member within the Aggegated type.

Pg 47 7.2.2.4.5 Inheritance of Aggregated Types 1st sentence

The Type System supports single inheritance of Aggegated Types.

Pg 49 continuation of 7.2.2.4.6 comment before union Command_TypeErased

// The related KeyErased type definition only applies to aggegated types.

Pg 51 continuation of 7.2.2.4.7 comment before union Command__KeyHolder

// The related KeyHolder type definition only applies to aggegated types.

On this last occurrence, is the double underscore in union Command__KeyHolder intentional?