I agree. I think it’s an audio issue. I was hearing it listening with my headphones My husband, who was listening on his tablet, - no headphones - said he didn’t notice anything. No big deal. People are not complaining, just commenting on what they are hearing.
RE: audio...PDJT’s lapel mic might not have worked...(they switched to cell phone mic??)...see:
https://x.com/bennyjohnson/status/1823159537500831844