No, it is not getting shut down. But the creators could be at jeopardy.
Adobe Flash is supposed to be retired by early 2020, at which stage anything fueled by Flash will stop working. HTML5 seems to be the new preferred technology for integrating articles like Sploder's creators. Geoff has told us that some of the creators could be converted from Flash into HTML5, and perhaps quite easily too. Our best course of action as normal members should always be to stir mainsite activity and invite new members, this is how we maintain Geoff's attention.