[_opc6]

Speciation is an ongoing process and it's happening right now in the human population.

https://news.sky.com/story/human-microevolution-sees-more-pe...

[mytailorisrich]

Evolution may of course be ongoing but not speciation in the sense of splitting into different species as we are now constantly mixing.

Speciation processes may return once we start colonising other planets as it is highly possible that physical contacts between populations will stop.

[_opc6]

Whether or not all populations on Earth are mixing enough to prevent speciation remains to be seen. But the process begins with the kind of mutations documented in the article.