Good! The last thing needed was another antenna gate. Just this time with an in-house modem.

Simplicity. It simply works how I expect it to and when I need it to. Apple’s Face ID just works.

Most new TVs have AirPlay built in.

As already mentioned, sounds like something may be wrong with the NFC antenna in your phone. Better get it checked out.

I use my Apple Watch and it’s flawless. I’ve experienced this behavior using a device, most recently a Samsung S23 Ultra.

Sounds like the vehicle you were in saved your lives. The watch was just a follow-up. Let’s test this theory. Walk in front of a speeding car and see if your watch will save your life. 🤣

I believe it only works if you’re motionless for 30 seconds or so after the fall.
Since you fell down an entire flight of stairs and appearantly lived, congratulations. But again since you fell down an entire flight of stairs I suspect the trouble is with you and not the technology. Just kidding.
But perhaps we’ve become a little too reliant on technology.
There are news articles about Google Pixel phones not calling 911 when the owner has dialed 911. Talk about a sinking feeling from something most take for a given it’ll work.

A full screen.

This “feature” is on other phones. Just different name and setting. They just don’t use such a dramatic name as Apple does.