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Notes from the trenches on AI engineering, LLM apps, and the full-stack work that holds it all together.

DeepSeek wrote a VPN obfuscation plugin in one afternoon. The interesting part is not the VPN.
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DeepSeek wrote a VPN obfuscation plugin in…

A free DeepSeek v4 flash session produced a 410-line SIP003 HTTP/2 obfuscator for Shadowsocks with zero hand-written Go. The story is what coding agents already know about protocol plugins, not circumvention hype.