I think bloggers generally think that removing the publish date will make their post more sharable on social media. Without the date, people can market it on twitter, facebook with the hope that readers not knowing the date will default to thinking it's current and share it on their profiles.
This is most likely, nothing is worse than accidentally liking something on Facebook for some unknown reason and then seeing posts by that page every day until you start to notice that they repost the same article every two days.
I think bloggers generally think that removing the publish date will make their post more sharable on social media. Without the date, people can market it on twitter, facebook with the hope that readers not knowing the date will default to thinking it's current and share it on their profiles.
This is most likely, nothing is worse than accidentally liking something on Facebook for some unknown reason and then seeing posts by that page every day until you start to notice that they repost the same article every two days.