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This sparked widespread debate: Was it a mistake? Was she signing "MCU" intentionally? Various experts and interpreters noted that her signs could be interpreted as "she" and "you," but the potential misstep was noticeable and became the focus of discussion.
Significance and Speculation: The MCU Slip-up
The controversy escalated when a prominent part of the reaction stream emphasized that the actress signs "MCU", seemingly confirming that the project acknowledges itself as part of the Marvel universe. A social media post from a reputable entertainment site claimed this slip-up was genuine, igniting further skepticism.