一句话结论
Steve Wozniak-signed Apple …：对制造现场意味着什么？
A 'beautifully preserved in working condition' Apple-1 computer motherboard signed by Steve Wozniak with a letter signed by Steve Jobs is up。 要点：详见原文。
本页摘要与评语由 AI 辅助整理，事实以原文为准 · 可溯源
本页为中文简报 + 结构化字段，便于迅速掌握（尤其外文原文）。核实数字与全文请点原文。
- 落地中试预印本Tom's Hardware
Steve Wozniak-signed Apple 1 motherboard expected to achieve up to $800
Steve Wozniak-signed Apple 1 motherboard expected to achieve up to $800,000 at auction — fully working board also comes with a signed letter from Steve Jobs
中文简报
A 'beautifully preserved in working condition' Apple-1 computer motherboard signed by Steve Wozniak with a letter signed by Steve Jobs is up。 要点：详见原文。
本条尚未单独提炼简报，以上由摘要字段拼合；完整事实以原文为准。
场景：待确认：场景