It is reasonable to point out all of Scott Ritter’s history in the interest of full disclosure.
However, it is important to remember the ad hominem fallacy.
https://en.wikipedia.org/wiki/Ad_hominem
It is called a fallacy with good reason.
It’s not an ad hominem when the man all but confessed, he was recorded on video, and subsequently tried and convicted.
He’s a sex offender. That’s a fact.