Comment Re:perovskite sucks (Score 4, Interesting) 42
https://ancillary-proxy.atarimworker.io?url=https%3A%2F%2Fwww.photoncrystal.com%2F... gives a 10 year warranty on workmanship defects, and a 25 year warranty on the rated output (no lower than 85% of the initial output after 25 years). They give less warranty about how the curve looks than e.g. this company for traditional panels, but other than that it seems pretty comparable.