A fly on the wall of Telefónica’s boardroom has leaked news of a potential partial sale of fixed line network assets in Spain, accounting for a sizeable share of Europe’s largest fiber-to-the-home (FTTH) network, connecting 20m homes, according to local news outlet El Confidencial. With such a dominant share of the market, breaking up fixed line assets to create a more competitive environment for Internet and pay-TV services could be a positive for consumers. Both Vodafone, through its acquisition of cable operator Ono, and Orange, which bought fiber and mobile operator Jazztel, have been hot on the heels of the Spanish incumbent – investing rapidly in fiber both for the home and for cellular backhaul. Telefónica is unlikely to initiate…