This fact is clear to those who know it.
Only unsolvable problems are worthy of artificial intelligence.
If you think about it long enough, you'll see that it's obvious.
It's amazing how we can do things simultaneously, like talking and not listening.
If you expect to sell what you make, you must also fabricate information about it.
Science vs. Technology: We should know why things must act as they do, to make them act as we want them to.