Core Viewpoint - The trend of "subscription upgrades" has reached the automotive industry, with Tesla introducing a high-priced modification service for a basic component, raising questions about consumer rights and corporate practices [1][5][12]. Group 1: Tesla's Actions - Tesla has launched a "turn signal stalk modification" service for the Model 3 at a price of 2499 yuan, which is seen as a way to monetize a basic feature that should have been included [1][3]. - The removal of the turn signal stalk has been criticized for compromising safety and convenience, as it makes it difficult for drivers to operate the vehicle intuitively in complex situations [4][5]. - The introduction of this modification service is perceived as an admission of a design flaw in Tesla's previous Model 3 versions, which lacked the stalk [4][12]. Group 2: Industry Comparisons - Tesla's approach is compared to BMW's subscription service for heated seats, which faced backlash and was subsequently canceled, highlighting a trend of charging for features that are already hardware-enabled [7][9]. - Volkswagen has also adopted a similar model, requiring additional payments to unlock full vehicle performance, which has led to consumer frustration and confusion regarding insurance assessments [9][10]. - The automotive industry is increasingly seen as exploiting consumers through subscription models, raising concerns about brand credibility and the overall health of the industry [12][14]. Group 3: Innovation vs. Exploitation - The article argues that true innovation should enhance user experience and provide new value, rather than splitting and reselling basic functionalities that consumers expect [12][14]. - The shift towards software-defined vehicles is acknowledged as an irreversible trend, but the methods employed by companies to monetize existing features are criticized as being more about profit than genuine innovation [12][14].