Discord is commonly abhorred by the FOSS community as it’s commonly referred to as “the place where information is lost forever” so why would Signal be any better?
The reason why I bring this up is because you (an hour old account) are posting this on a fediverse forum where knowledge is more readily available for the public to share and learn from.
So no offence but I personally find it difficult to see as to why anyone should trust this on first glance.
This is such a hazard and high risk potential for anyone that uses Snapchat