After a few delays, Tesla confirmed today that they have now officially started the installation process with site survey, design, and permitting for regular customers (non-employee) of its new solar ...

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The dark-grey, clay roofing on shrines, temples, and Machiya townhouses is buffed and smoked to boost durability, water resistance, and luster. Craftsmen and roofers uphold the traditional techniques.

Solar tiles were touted as an attractive alternative to solar panels - why have they not taken off?