It would still be broken. Weekly Releases was made so you could click on it and quickly see what was being released in the upcoming week. Having to make a new post every week (or more, in case you missed something or a release date changed) would make the topic messy and disorganized.
I really don't think it's worth it to take away yet another one of our powers just for the sake of Internet comedy. After all, can't you just call people out on editing their posts if it was done to cover up something stupid or embarassing?