The update was deceptively simple in its outcome. On the surface, the file was only slightly different: some milliseconds trimmed, 100.26.111.159

| Metric | Core | Extended | Overall | |--------|------|----------|---------| | Timing deviation (ms) | 1.3 | 1.8 | | | Style preservation (%) | 98.6 | 97.4 | 97.8 | | Avg. processing time (s) | 0.23 | 0.19 | 0.20 | | Error rate | 0/100 | 4/1 100 (minor unsupported karaoke) | 0.33 % |

Then use a simple script to sort by date and delete old upd versions automatically.

Here is a blog post putting these elements into a cohesive technical update context. Tech Brief: Understanding the "hsoda030engsub" Minor Update