Clickbait title. They looked at the details of a long known mode of evolution in a specific organism. Epigenetics has been seriously studied for decades by now

Clickbait title. They looked at the details of a long known mode of evolution in a specific organism. Epigenetics has been seriously studied for decades by now, and methylation in general is also an old hat. Sure, there's many details we don't know, and it's natural and commendable to study those. But this is working out the details and not some groundbreaking new concept.