Taking a leaf from the Faultline book of webinars, rival cable technology powerhouses Harmonic and CommScope butted horns in good-humored style during Light Reading’s recent Cable Next Gen Europe event. Another discussion on DAA (distributed access architecture) and virtualization of network functions highlighted how Harmonic and CommScope are attacking the market from very different angles. Harmonic’s Daniel Etman, who heads up Biz Dev of the Access Networks division, answered a recurring question in this industry of whether you can actually virtualize without going down the DAA route? “Yes, you can. Our large customers that have transitioned completely to DAA and Remote-PHY, like Tele2, are putting a cap and grow in place where they are not willing to invest in legacy…