This document discusses two key issues related to media plurality and regulatory independence: 1) Specific concerns raised by the proposed merger of BSkyB and NewsCorp and 2) General concerns regarding the formulation and operation of the media plurality provisions in the Enterprise Act 2002. It analyzes factors like diversity of voices, multiplicity of speakers, market concentration using the Hirschmann-Herfindahl Index, and the need for regulatory independence. The document questions how media plurality should be defined and assessed in different contexts like news versus other genres and platforms like print, broadcast and internet.