Notes on research, ideas, and things I find interesting.
Post-Training After the Model Is Already Fast September 28, 2026
· research, flow matching, post-training Why alignment still matters once a flow model has already been distilled to a few steps.
The Bottleneck Moves Past the Denoiser September 14, 2026
· research, diffusion models A note on where high-resolution generation actually spends its time, from PixelRush to UltraFlash.