The standard of living in the United States has generally gotten much better over the past 100 years. Key factors contributing to this improvement include advancements in technology, healthcare, education, and living conditions, as well as increased access to consumer goods and services.
While there are disparities and challenges that some populations face, overall metrics such as life expectancy, income levels, and access to various amenities have shown significant improvement. However, it's important to note that recent years have seen growing concerns about economic inequality, housing affordability, and the impact of inflation, which may affect perceptions of the current standard of living.