Change the description of the first example, if PaceOptionalSummary is accepted.
Most readers glance at examples, but don't read the rest of the spec. They should be steered towards the common case.
Change the first line of section 1.2 from
A minimal, single-entry Atom Feed Document:
A brief, single-entry Atom Feed Document:
and keep the example as it is in format-08.
See Also: PaceOptionalSummary