Group 1 - The article highlights the inherent shortcomings of foldable screens, particularly in terms of durability and display quality, which may not justify their high prices [1][3][5] - The industry has seen significant advancements in "large foldable" devices, which offer performance comparable to flagship smartphones, while "small foldable" devices face limitations due to their design constraints [6][8] - "Small foldable" devices often prioritize aesthetics over performance, appealing to consumers who value design over technical specifications [10][11][13] Group 2 - The introduction of "jewelry foldable" devices, such as Lenovo's upcoming model, raises concerns about a potential return to the past mistakes of the mobile industry, where superficial design overshadowed quality and innovation [15][25][27] - Historical context is provided regarding TCL's "diamond phones," which initially gained popularity but ultimately led to a decline in consumer trust and brand reputation due to poor quality [16][20][22] - The article warns that the focus on appearance in the current "small foldable" market may replicate the pitfalls experienced in the past, emphasizing the need for a balance between aesthetics and technological advancement [23][27]