SS7 hacking can intercept your calls and text messages as well as your location just by knowing your phone number.

https://youtu.be/wVyu7NB7W6Y

What about threema?

I still find it awesome that I can take pictures and videos everywhere I go and always have a handy map with my location in it and can always look something up in the Internet.

I don’t know. I mean it has a lot of potential for good, like undisable handicapped people, improve communications between people and of course more direct and intuitive control of all sort of machines.