“Buffon et le hasard en géométrie” par Agnès Desolneux

New channel Société Mathématique de France - SMF: title sample judged 'pick' (Overwhelmingly rigorous math lectures by researchers, but a handful of promo videos, prize ceremonies, and roundtable di); passed a second screen for sellers/exam-prep/re-uploads; 0 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.