Expand on the following, "Income inequality is a significant issue, as it can lead to a concentration of wealth in the hands of a few, leaving the majority of the population struggling. The quote from the movie "Inequality for All" highlights the decline of median wages since 1978, suggesting that the middle class has been shrinking over time. One proposed solution is to increase the minimum wage, particularly in areas with a high cost of living, to ensure that people can afford basic necessities