How do SSDs change database design?

Previous discussion (142 points 2 days ago, 120 comments): https://news.ycombinator.com/item?id=46334990

Hm, isn't there another layer between the db process and the ssd in particular in aurora https://majdarbash.github.io/aws-posts/getting-started-with-... ?

Shouldn't that add another dimension to considerations?