I shipped a free AI-art site with a flawed LoRA and ran a 75-image ablation to prove it

TL;DR. I built pinock.io — an endless feed of AI-generated animals in 1960s Soviet matchbox poster style. Free, no signup, no watermark. Under the hood: FLUX.2-klein + a custom LoRA + a two-pass "sandwich" pipeline. I posted it on r/StableDiffusion, got a long technical critique with three specific complaints, and ran a 75-image ablation (5 pipeline variants × 5 categories × 3 seeds) to verify. The critic was right — and the ablation surfaced one finding I did not expect: my LoRA literally rende