Did you just reply to the sentence I quoted or did you click the links? The tweets are very obviously not limited to that: https://twitter.com/ehundman/status/1246598376377831425
And honestly, it's hard to go from "this happened via natural selection" to "nobody dismissed this coming from a lab". Even if it's technically possible, surely you can understand why readers' message from this is not "this could have come from a lab".