I really hate the social media discussion about this. And the comments in the past teached me, there are two different ways of learning math in the world.
I liked the sd-card feature, too. But nowadays my android has 128 GB and I never got more data than 25% on it. Because I sync and remove everything to the cloud. Idk what I could put on a sd-card.
It’s very effective for sysadmins if you want to get real time notifications about server stats. The possibility are endless because you could push everything with curl from commandline or cron. For example why not get informations about SSH login attempts or CPU usage or unattended upgrade logs?
Remember, it’s a cloud messenger, not a secure messenger. It’s cool to have all chats on every device, but by default, they are unencrypted. I message there, too, but only nonsense.
Millennials are split into the older and the younger ones. I am one of the older ones, and I don’t know what the heck is going on with the younger ones.