Gather 'round, fans of The Matrix franchise, because new details about The Matrix 4 have emerged. The Matrix 4 co-star Jessica Henwick (Iron Fist, Game of Thrones) has shared new details about director Lana Wachowski's filming style on the next Matrix movie. The fourth installment will arrive in theaters in 2021, nearly 20 years after the third movie, The Matrix Revolutions, was released. Given the length of time in between The Matrix installments, it's no wonder Wachowski is cooking up something new to truly blow our minds — but what exactly does she have planned? Speaking with Comicbook, …