RFC 8174, "Ambiguity of Uppercase vs Lowercase in RFC 2119 Key Words", May 2017Source of RFC: IETF - NON WORKING GROUP
Errata ID: 5022
Status: Held for Document Update
Reported By: Xiaoyin Liu
Date Reported: 2017-05-19
Held for Document Update by: Ben Campbell
Date Held: 2017-05-22
Throughout the document, when it says:
by clarifying that only UPPERCASE usage of the key words have the defined special meanings.
It should say:
by clarifying that only UPPERCASE usage of the key words has the defined special meanings.
The text appears in both "Abstract" and Section 1. The verb should be "has" because "usage" is a singular noun.