I don't think they actually said the part in the brackets. It's an editorial insertion, and probably from the person who wrote this article rather than from the transcript being quoted.
https://assets.documentcloud.org/documents/4406486/Vincent-R...
probably said something like that
They're just "adding context" aka begging the question; they're not censoring the word "shit."
Yeah, because people never stretch the truth when trying to make a sale