You'd be better off asking Founder this question. You can write to Founder by clicking on the Contact link at the bottom of this page.
Reviews get deleted sometimes when they are flagged. It probably just didn't meet our pretty loose criteria for a review.
I think the fact that they asked means they were checking on it being there for a reason, and I would guess it isn't for a TUSCL reason.
You'd be better off asking Founder this question. You can write to Founder by clicking on the Contact link at the bottom of this page.