Archeologism is defined as, "Taking past practices as inherently better than present practices, especially as regards the liturgy." This is a heresy and was defined as such by the Church on various occasion. (See especially Pius XII, "Mediator Dei", 60-64.)
Those interested in this topic might like to read this essay from Antiphon. Principally about the revision of the rite of blessing holy water, it also talks about the principles used to produce the Book of Blessings. These principles explain why it is so underwhelming.