 Ferris, thank you so much for joining me today. This was such a pleasure. Likewise. This was so much fun. Thank you for having me. Ferris Jaber is a science writer and author of Becoming Earth. Read an excerpt from the book at sciencefriday.com slash earth. Before we go this hour, I know many of you are looking forward to this upcoming week because it might mean a few days off and a chance to have a cookout with friends and family.