**** DTENNANT.ME ****

 SOFTWARE ENGINEERING LEADER
 STUDENT OF AI SYSTEMS

READY.

Engineering leader at Microsoft. I write about software, AI systems, and the people and organizations building them — how agents work, how to use them well, and what it all means.

WHAT I’M DOING NOWWRITINGABOUT

Compression Reverses Machine Unlearning

I replicated and extended a recent paper showing that 4-bit quantization reverses machine unlearning. The finding holds on a different benchmark, a different model family, and extends to magnitude pruning. The suppressed knowledge comes back, utility is preserved, and there’s no surface signal that anything has changed.

[READ MORE →]