GrapheneLover
They're about to move to usernames early next year, so I think there's a lot of stuff they're doing. I've seen a little glitchy behavior recently, like sending to self from my phone when it's on airplane mode, and then finding that even when I connect, the message indicates it's been sent, but never arrives on my laptop. That's new behavior. A couple of other minor things I've seen ...
I don't pay a lot of attention to FUD except that then I get 100 people sending me messages about how "Signal is compromised!" and so I have to deal with that s-t. On the other hand, cyrptographic software is delicate. Let's not be too over confident. Obscure bugs can creep in...