The 1979 Book of Common Prayer badly needs revision:
It is sexist, e.g., in its presumption that clergy and God are male;
It is exclusionary, e.g., the marriage rite is only for heterosexual couples;
It is limited, as evidenced by the proliferation and popularity of authorized alternative liturgies.
Others may add additional theological and liturgical reasons to that list.
[Also] printing a revised Book of Common Prayer is inadvisable [for the following reasons]….