Hmm, just like that, SMF 2.1.6 was released yesterday, a few days after 2.1.5 was released. It's a minor hotfix for 2.1.5 according to the changelog.
Completely unrelated to this, but Firefox released two very quick versions too in the last few days, with the latest version released just today.
Completely unrelated to this, but Firefox released two very quick versions too in the last few days, with the latest version released just today.