Could be that they simply didn't have an album's worth of material so they released what they had at the time. Or maybe they just wanted to be able to consistently release music during the pandemic so it's a slow burn
At this point they have almost two records worth of material - they sat on an album because of covid and then just kept recording.
While I’m not all in on all of the most recent songs the ones I’ve enjoyed ive realllly enjoyed...this is one of those