SunPower has become synonymous with record setting solar cells conversion efficiencies but has come under criticism for high manufacturing costs. PV-Tech talked to Richard Swanson, president and CTO, about the recent global PV market as well as the thorny issue of cost competiveness for SunPower. Swanson highlights what the company is doing to remain a serious player and why SunPower's technology remains a key differentiator in the utility market against thin-film alternatives.