The article discusses the changes in MacOS app icons, specifically the introduction of 'Liquid Glass' and the forced use of a uniform squircle shape, which the author believes has led to a loss of distinctiveness and usability. The author argues that Apple should allow icons to have distinct shapes again, citing the improvements in Golden Gate as a step in the right direction. The article also mentions the negative impact of the uniform shape on users with color vision deficiency. The author calls for Apple to 'free the icons' and return to a world of varied and expressive app icons.