Well, simply put, it is due to both the technological and chronological circumstances of the societies of said era. As they were from 4042 years ago, they lacked many technologies that we have in the present time that were only recently acquired . They were, as “Weird Al” Yankovic described of the Amish in his musical parody of “Gangster’s Paradise”, “Amish Paradise”, technologically impaired. Said people never had the means nor the theoretical capability to have created a Twitter post.