Products and services using Distributed generation are generally available around 2022
Grader A: hit
Grader B: hit
agrees with A, without seeing its verdict
Audit: confirmed
in the fixed audit sample (D11)
Published: hit
Grader A: hit
Rooftop PV reached grid parity in at least 19 markets by 2014 and was sold widely to households; micro-CHP fuel cells sold in volume in Japan in 2012. Available before the poster.
Test: D37 Horizons: distributed-generation products buyable by ordinary consumers or businesses by 2024 (earlier counts).
Grader B: hit
Rooftop solar and small CHP were sold widely before 2014; the US had over 400,000 solar homes by 2013 and millions by 2022.
Test: Consumers or businesses could buy distributed generation (e.g. rooftop solar) by 2024 (earlier counts).