Unless you were closely following the 2017 takeover of Telecom Italia by French mass media giant Vivendi, which received approval from the European Commission only on the grounds that Telecom Italia divest its stake in Italian media company Persidera, then you have likely never heard of Persidera. After seven long years, the name Persidera has resurfaced in the Faultline inbox, courtesy of Harmonic. The US video technology vendor has delivered its XOS Advanced Media Processor to improve video delivery for Italy’s largest DTT network operator (formerly Telecom Italia Media Broadcasting), which is similar in scope to TDF in France or Arqiva in the UK, but with additional clout in production playout and media management. While not a major account by…