There is a minor artefact in the final file. The stitched .m4a sometimes contains silent padding at the start or end from incomplete chunks at buffer boundaries. A quick ffmpeg pass fixes it cleanly:
If you try to route from a map of France updated in May with a map of Germany updated in April, HH-Routing may not be compatible across the border. You would need to update all relevant maps to the same version.
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for (const auto &seg : segments) {
GPT-5.2＆Claude Sonnet 4＆Gemini 3 Flashは戦争ゲームをプレイすると一切降伏せず95％のケースで核兵器を使用
The Space Launch System (SLS) rocket that will fly the Artemis II mission to the Moon