They also time bomb their own software, so if you don't take automatic updates from them it just stops working. [Yes, you could manually compile it and update

They also time bomb their own software, so if you don't take automatic updates from them it just stops working. [Yes, you could manually compile it and update it... which is what I did for the first year I used signal, until it expired on me with no warning while I was away on a trip and had no way to update it.]