This was the article that raised a small stir. Some question the motivation and accuracy of some of the statements. The grabber quote is:

The unprecedented disclosure’s motivation was simple - the platform is rapidly running out of money, and in dire need of donations to stay afloat.

I think he’s talking about this, but it’s very clearly just a normal fundraising pitch that doesn’t even hint at a current issue with funding.

One of their own posts. No motivation to research a link for you

https://signal.org/blog/signal-is-expensive/