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In addition, as of 10 December 2023,
the editors have made this specification available under the Open Web Foundation Agreement Version 1.0,
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Parts of this work may be from another specification document. If so, those parts are instead covered by the license of that specification document.
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Conformance requirements are expressed with a combination of descriptive assertions and RFC 2119 terminology.
The key words “MUST”, “MUST NOT”, “REQUIRED”, “SHALL”, “SHALL NOT”, “SHOULD”, “SHOULD NOT”, “RECOMMENDED”, “MAY”, and “OPTIONAL”
in the normative parts of this document
are to be interpreted as described in RFC 2119.
However, for readability,
these words do not appear in all uppercase letters in this specification.
All of the text of this specification is normative
except sections explicitly marked as non-normative, examples, and notes. [RFC2119]
Examples in this specification are introduced with the words “for example”
or are set apart from the normative text with class="example", like this:
This is an example of an informative example.
Informative notes begin with the word “Note”
and are set apart from the normative text with class="note", like this: