Reply #1: If you don't include the mirrors and housing... [View All]

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...the actual solar cells used here cost less than $1 per peak watt.

All any of these concentrator companies need is to make the optics cost less than $0.20 per watt or so and they'll be able to compete head-to-head with CIGS when that starts to get cheaper. The winners will be the folks that can line up cheap mass-manufactured component production the fastest.