These days not so much, but you might find their contracts with the military also objectionable.
But they got a major early investment in 2018 from Status, a cryptocurrency/web3 company, and later in 2021 an even bigger one in relation to Protocol Labs, who peddle their own cryptocurrency.
But personally I would not recommend Stout either as it is not a serious project nor does it federate. Maybe look into XMPP or DeltaChat.