The call for the adoption of a US-style rule of reason should be resisted and, indeed, there is much to be said for dropping this term (and the terms ancillary
restraint and per se illegality) from [Union] antitrust law altogether, on the basis that they do more to confuse than to clarify. [Union] competition law requires its own vocabulary, carefully honed to express its own particular tensions.
Critically assess this statement in light of the case-law of the CJEU on the application of Article 101(1) TFEU to vertical agreements.