Earlier quoted context omitted.
From an average consumer perspective (not a HN user perspective): It just works. As soon as I log into my Apple account on any Apple device I can access all of my messages, and seamlessly carry on a conversation on whatever device is at hand. It works with SMS as well, and I just don't have to think about it. I know that WhatsApp is similar, but their desktop app, especially authentication, kinda sucks (I need my pho…
> It works with SMS as well, and I just don't have to think about it. I have a mac laptop and an android phone. My son has an iphone. Half of his responses to my text messages go to my phone, the other half go to my laptop and I miss them. This is a major problem, imessage shouldn't be greedy about grabbing messages, especially when replying to an SMS. I've missed picking him up from places because I didn't get the r…
I was speaking to my own experience. Across an iPhone, Watch, two laptops (one corporate managed), and an iPad, it all 'just works' so to speak.
I've seen your issue before and it usually is because your non-iMessage phone number is associated with the same contact record as your iMessage computer account (probably your email). The iPhone will preference sending an iMessage over a text, so if your computer is on, you won't get a text. Sadly there is no 'force-sms' setting so the (admittedly awful) workaround is to create a second contact in your son's phone that is just your phone number.
It is indeed bullshit that it doesn't work for you.