Group 1 - The core idea is that brands that attempt to cover too many categories become weak and lose consumer appeal, as they fail to represent any specific category effectively [1][3][4] - The article emphasizes that established brands like Mercedes, BMW, and Audi struggle in the electric vehicle market because they are primarily associated with traditional fuel vehicles, which limits their relevance in the new category [3][4] - It argues that successful branding requires a focus on a specific category, and that aspiring entrepreneurs should build their own brands from the ground up rather than relying on existing brands that lack integrity [4][5] Group 2 - The text critiques the practice of brands like "南极人" (Nanji Ren) that expand into multiple categories without a solid foundation, suggesting that this approach leads to a narrow path for success [5] - It highlights the importance of genuine brand development and warns against opportunistic strategies that exploit consumer hopes and fears for profit [6][7] - The article concludes that successful branding and marketing should be rooted in authenticity and a clear understanding of category representation, rather than manipulation of consumer emotions [6][7]