@peey
Yes it's safer to try it out an tinker if you have and old phone.
See if you like it, if you have everything you really need before taking the leap.
I didn't take the cautious path, I jumped right to it, but I knew that I needed very few to be happy.
I realized I missed an app for my domoticz server so I created the app.
Now I'm good, videochat would be icing on the cake... 🙂