Not sure if that's sufficient, but I wanted to answer to your "Americans..." comment: This isn't just an issue for Americans, it's also bad for actually highly

Not sure if that's sufficient, but I wanted to answer to your "Americans..." comment: This isn't just an issue for Americans, it's also bad for actually highly qualified foreigners and other companies. Because a few companies gobble up all the visas, the rest have to go through the lottery. Which actually makes it hard to hire highly qualified immigrants, because it takes agrees to see of you're lucky. I've been through this, and it sucks. In the end I got another type of visa, but that cost a lot of energy and money.