In the US, all versions of the Apple iPhone 16 series support eSIM. They also all support dual-SIM, using two eSIM profiles at a time. However, there is no support for physical SIM cards in the US.
Here’s a list of all countries where the iPhone 17 series is eSIM-only. There are over a dozen of them. The iPhone Air is eSIM-only everywhere, a physical SIM version of that phone does not exist.
Let's not delude ourselves here: Apple's iPad event was spectacularly dull. There was one interesting feature of the new iPads -- but it was relegated to a page on the Apple website, rather than shown ...