Core Insights - The article discusses the recent performance and developments in the tech sector, particularly focusing on AMD and its integration with OpenAI, as well as the advancements in AI models like Sora 2 [1][3][4]. Group 1: AMD and AI Integration - AMD has been included in a closed-loop AI ecosystem, which is seen as a positive development despite uncertainties regarding TSMC's production capabilities for 3nm and 2nm chips [1][3]. - The article highlights that traditional cloud companies may not participate in this closed-loop due to their conservative management styles and focus on stable returns [3]. Group 2: Sora 2 Model - The Sora 2 model, set to launch in February 2024, is compared to a significant advancement in video generation akin to GPT-3.5, capable of complex tasks such as simulating Olympic gymnastics movements [3]. - OpenAI's Sora 2 is noted for its improved controllability and ability to follow intricate instructions across multiple scenes while maintaining continuity in the generated content [3]. Group 3: Market Performance - The Sora app achieved the highest download volume during the National Day holiday, indicating strong market interest [4]. - The Hang Seng Tech Index ETF (513180.SH) has shown a year-to-date increase of 43%, with a notable rise of 34.7% since early October [9][13]. - The overall valuation of the Hang Seng Tech Index is significantly lower at 24.9 times earnings compared to the 204 times earnings for the STAR Market, suggesting a potential for catch-up in performance [13].