Yeah, thank you for having me. I'm really excited to be here. To answer your first questions. I think it's partially due to social and economic changes that happened fairly rapidly in the last couple of decades, particularly, you know, as we all know, the information and communication technologies, they have advanced quite fast, and it's most of us will have a hard time just keeping up with it. So those social economic changes probably have changed the way we look at what we call human capitals. In other words, that's a valuable knowledge or skills in an economic context. I was looking at recent data from the US Department of Commerce, showing that about 20 to 25% of, you know, commonly known what STEM jobs: science, technology, engineering, and mathematics related jobs only require two years associate degree.