FIELD NOTES / OZLIN INFO
Blog
Practical notes on AI automation, secure web delivery, cybersecurity, document processing and game-development R&D. Older articles are being reviewed, sourced and updated before promotion.
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月圆，连接更远｜A Full Moon. Connections That Go Further.
中秋是一轮满月，也是一次重新连接的机会。 在悉尼的夜色中，海港大桥、歌剧院与城市灯光共同组成一幅未来图景。科技让沟通更快、协作更远，但真正值得珍惜的，始终是人与人之间的信任、理解与共同创造。 Under Sydney’s night sky, the Harbour Bridge, Opera House and city lights form a picture of the future. Technology can make collaboration faster and more connected,…
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DDoS Defence by Bottleneck: A Practical Guide for Websites and Game Servers
Plan DDoS defence around the resource an attack can exhaust: bandwidth, packet processing, connection state, protocol queries or application capacity.
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Designing Better Game Levels: Beauty, Challenge, Randomness and Function Across Unity, Unreal, Godot and Hammer
A practical level-design workflow for commercial, open-source and community mapping tools, covering blockouts, player flow, challenge, randomness, assets, audio and CS2 bot navigation.
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Why an Australian Game Server Can Still Give You 120–170 ms: Peering, Routing and a Player’s Troubleshooting Guide
Why an Australian player can see 120–170 ms to an Australian game server, how peering and return paths cause detours, and how to collect useful evidence.
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Using 4G or 5G as Home Internet: An Australia and New Zealand Setup Guide
A practical guide to choosing, testing and securing 4G or 5G home internet in Australia and New Zealand, including gateway placement, signal quality, CGNAT and failover.
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Why Internet Pricing Feels So Different in Australia and New Zealand: Mobile, NBN, UFB and Server Traffic
Why Australian mobile data can look inexpensive while NBN upload and data-centre traffic remain costly—and why the answer is more complicated than a Telstra/Optus monopoly story.
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Run LLMs Locally in 2026: A Safe Windows, Linux and macOS Guide
Install and verify a small local language model on Windows, Ubuntu/Linux or Apple Silicon macOS, then decide how to isolate tool-using agents such as OpenClaw.
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Why Hosting a Public Server on Home Broadband Is Usually a Bad Idea
A practical Australian guide to the real costs and risks of running a public server at home, including CGNAT, dynamic IPs, DDoS, cooling, power, network isolation and safer…
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How to Size a Game Server in Australia: Minecraft, Counter-Strike and Hosting Models
Starting configurations and a measurement-led method for sizing Australian Minecraft and Counter-Strike 2 servers across slots hosting, VPS, dedicated and colocation models.