I thought this was a good look at how Pete Hegseth’s use of Signal differs from the email server that Hillary Clinton used while Secretary of State. The video is notably before more recent news stories about how Hegseth was also sharing military information in other Signal chats including his family members.
Signal War Plans v.s. Hillary’s Emails (LegalEagle – YouTube)
Hegseth had a second Signal chat where he shared details of Yemen strike (AP)