// writing
Thoughts on code,
craft & exploration.
A mix of technical deep-dives, career reflections, and dispatches from the road.
developmentAug 23, 2026· 4 min
Next.js Partial Prefetching: One Shell Per Route, Not One Per Link
Next.js 16.3 stops firing a prefetch request for every link in the viewport and caches one reusable loading shell per route instead. Here's what changes and how to turn it on.
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financeAug 22, 2026· 4 min
Index Funds vs. Active Management: Reading the Scorecard Honestly
The SPIVA scorecards are the most-cited evidence in the passive-versus-active debate. Here is what they actually measure, why survivorship and persistence do more work than any single year's headline, and where the argument gets genuinely interesting.
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obsidianAug 21, 2026· 5 min
Obsidian Hotkeys and the Command Palette: Building a Keyboard-First Vault
Most Obsidian friction is the round trip from keyboard to mouse and back. Here is how the command palette, a short list of hotkeys, and a little usage data get rid of it.
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developmentAug 20, 2026· 4 min
Declarative Partial Updates: Out-of-Order HTML Streaming Without a Framework
Chrome 148 ships experimental support for filling HTML placeholders out of order and streaming markup into the DOM. Here's how the new template-for and streamHTML APIs work, and what they replace.
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financeAug 19, 2026· 5 min
How DeFi Lending Works: Health Factors, Rate Curves, and Liquidation Bots
On-chain lending replaces credit checks with collateral, loan officers with a utilization curve, and collections with bots. Here is what each of those swaps actually costs you.
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obsidianAug 18, 2026· 4 min
Obsidian Workspaces: Stop Rebuilding Your Layout Every Time You Switch Tasks
Workspaces is a core Obsidian plugin that saves your entire pane layout under a name and restores it in one command. Here's how to design layouts worth saving, and the gotcha that trips everyone up.
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developmentAug 17, 2026· 4 min
React's Activity Component: Hide UI Without Losing Its State
React 19.2's Activity component hides a subtree instead of unmounting it, so state, scroll position, and DOM survive the round trip. Here's how it behaves, what it does to your Effects, and where it costs you.
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developmentAug 16, 2026· 4 min
revalidateTag vs updateTag: Next.js Split Cache Invalidation in Two
Next.js 16 gave cache invalidation two different functions instead of one, and the split maps to a real distinction: content that can lag versus content the user just typed.
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financeAug 15, 2026· 5 min
Position Sizing: The Trade Decision That Happens Before the Trade
Most trading education obsesses over entries and indicators. The arithmetic says how much you put on matters more than where you got in, and the math is less forgiving than it looks.
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obsidianAug 14, 2026· 4 min
One Vault or Many? What Splitting an Obsidian Vault Actually Costs You
Splitting your Obsidian vault feels like tidying up, but a vault boundary is a hard wall your search, links, and queries cannot cross. Here is what you actually give up, and when it is worth it.
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// the newsletter