Have PV tariffs increased or decreased US solar investment and sales? Have the Pennsylvanians' solar tariffs helped or hurted American industry and trade relat

Have PV tariffs increased or decreased US solar investment and sales? Have the Pennsylvanians' solar tariffs helped or hurted American industry and trade relations? Are they still able to compete at internationally competitive price points given the presumed tariff advantage? https://en.wikipedia.org/wiki/Trump_tariffs#Solar_panels https://en.wikipedia.org/wiki/Trump_tariffs#Solar_panels Noting that for example US Steel is soon to no longer be domestically owned; and there the Pennsylvanians' trade protectionism didn't solve either. https://en.wikipedia.org/wiki/U.S._Steel https://en.wikipedia.org/wiki/U.S._Steel Would more tariffs have helped keep US Steel in the US?