Topline Warner Music announced plans Wednesday to cut 600 employees in the record label conglomerate’s latest cost- cutting effort as the company seeks to sell off its entertainment portfolio, following a string of corporate layoffs in the tech industry. Warner Music is looking to sell entertainment sites Uproxx and HipHopDX. SOPA Images/LightRocket via Getty Images Key Facts Warner Music announced the layoffs in a Securities and Exchange Commission filing, with the majority coming from its corporate and me ...