Misinterpreting data is easy. To be clear -- I think the All In podcast is frequently flagrantly wrong, but basically all podcasts that try to foretell events are.

Chamath mistaking 0.85 absolute as 0.85 relative is fairly easy to do.

Even the critique's interpretation is very shallow -- things like second order effects, like the fiscal multiplier contribution, aren't considered. But macro is an art more than a science, and what people interpret as 'true' depends immensely on their assumptions about how the world actually works.