Given the very brief and non-descriptive nature of Donald Trump's post, with just 'THANK YOU!' and no additional context, it's challenging to derive any meaningful market implications for nvidia stock. Historically, Trump's statements have had varied impacts on the tech sector, depending on their content. Since this post lacks specific references to any industry, company, or policy, its effect on market confidence and volatility is expected to be minimal. The absence of any regulatory, trade, or company-specific comments means that the post does not offer any new information that could sway investors' decisions regarding nvidia stock. Thus, the post is unlikely to cause significant fluctuations in the stock's price, leading to a neutral market sentiment. The video content, if it exists, might provide additional context, but based solely on the text, the impact remains neutral.