I think the article sums it up fairly well. Signal to me does not solve the fundamental problems inherent to WhatsApp, additionally it suffers from some of the

I think the article sums it up fairly well. Signal to me does not solve the fundamental problems inherent to WhatsApp, additionally it suffers from some of the more serious ones I have with WhatsApp (tied to phone number) and brings some new ones (no web client). And the places where Signal improves on WhatsApp relies entirely on trust which is what WhatsApp relied on until it broke trust. I would prefer to use Matrix/XMPP instead of Signal and WhatsApp.