Group 1 - The article discusses the concept of planned obsolescence in consumer electronics, highlighting how manufacturers intentionally design products with limited lifespans to drive repeat purchases [1][2][3][4][5][6][8] - Specific examples include the use of low-quality materials in small appliances, such as plastic gears in coffee machines and electric toothbrushes, which significantly reduce their lifespan [2][3] - The article also points out the issue of non-replaceable batteries in devices like wireless vacuum cleaners and smartphones, leading to high replacement costs that approach the price of new devices [4][6] Group 2 - The article emphasizes the hidden costs of design choices, such as using inferior materials in critical components, which can lead to expensive repairs or the need for complete replacements [3][5] - It highlights the role of software updates in enforcing obsolescence, with examples from Apple and Android devices that limit performance or compatibility over time [6][8] - The conclusion suggests that consumer pushback against short-lived designs may drive innovation towards more sustainable practices, such as modular designs and third-party repair markets [1][8]