There will be unsuccessful projects, which while we should learn from them, shouldn't be the anecdotes to condemn a technology Here's a retrospective, ie an at

There will be unsuccessful projects, which while we should learn from them, shouldn't be the anecdotes to condemn a technology Here's a retrospective, ie an attempt at looking at how things have actually played out compared to projections we're often fed, https://www.energy.gov/eere/solar/downloads/retrospective-benefit-cost-evaluation-doe-investment-photovoltaic-energy https://www.energy.gov/eere/solar/downloads/retrospective-be... (Chapter 5 of pdf is what looks into your question) https://en.wikipedia.org/wiki/Cost_of_electricity_by_source https://en.wikipedia.org/wiki/Cost_of_electricity_by_source also aggregates information to try answer your question