# 🔬 Causal Models Need Causal Data - Xaira’s X-Cell model for Drug Discovery (Bo Wang & Ci Chu, Chief Discovery Officer & Chief AI Scientist)

An episode of [Latent Space: The AI Engineer Podcast](https://invisiblenetwork.ai/podcast/1674008350), 21 Jul 2026, 1 h 30 min.

Audio: https://podcasts.beehiiv.com/3967c1f2-cb97-4eb0-a5c0-21a1d2579408/01a15fdf-0e93-7e1a-880d-d73752a1f915/01a15fdf-970a-7a04-a500-e8482f21fe7d/01a15fdf-9754-7f59-85ae-0602613f299c.mp3

Bet on information If test loss flatlines after 1.5B parameters while training loss continues to drop as you scale, that tells you that your model is limited by the amount of information in your data. Training on a single, smallish data set exposed an ... Full show notes and links

Shows are listed from Apple Podcasts' charts and directory, and Podcast Index where it is used. Every show and episode belongs to its publisher and plays from the publisher's own feed; this site hosts none of them.