Merge commit 'aa9833885d89d42a0cd0b4202485e67b63d51412' * commit 'aa9833885d89d42a0cd0b4202485e67b63d51412': Qualify a type and add some explanatory comments.
Merge commit 'aa9833885d89d42a0cd0b4202485e67b63d51412' * commit 'aa9833885d89d42a0cd0b4202485e67b63d51412': Qualify a type and add some explanatory comments.