> How is this any different from people having to use WhatsApp, Facebook Messenger, SMS etc?
It means you're using a different app for secure messaging and SMS. If they're the same app then it knows to not send SMS to the person you have encrypted messaging set up with.
It also requires you to use multiple messaging apps, which increases cognitive load and the potential for mistakes, because there is nothing available on iOS that can both send SMS and send secure messages to Android devices.
> So the same people who are smart enough to know the risks involved in letting a third party intercept your text message aren’t smart enough to choose the right app?
Smart people make mistakes all the time. Isn't that your whole thing about not giving the user full control over the device?
You mean like making a mistake and clicking “yes” and giving permission to all of your text messages to a third party that can then log it and use it to take over accounts?
How many people trusted the “no logging VPNs” before the ES hacks showed they were in fact logging everything?
It means you're using a different app for secure messaging and SMS. If they're the same app then it knows to not send SMS to the person you have encrypted messaging set up with.
It also requires you to use multiple messaging apps, which increases cognitive load and the potential for mistakes, because there is nothing available on iOS that can both send SMS and send secure messages to Android devices.
> So the same people who are smart enough to know the risks involved in letting a third party intercept your text message aren’t smart enough to choose the right app?
Smart people make mistakes all the time. Isn't that your whole thing about not giving the user full control over the device?