Interactive Writing
Articles that explain systems by letting you touch them.
I want these pieces to feel closer to a simulator than a blog. The goal is to make the logic behind resilient systems visible, instead of only describing it after the fact.
Hardware Playground9 min read
A Tiny FPGA That Reacts To News
An interactive tour of a C++/FPGA toy that takes one news headline, lights up hardware trigger bits, and emits BTC, SP500, and 10Y reaction bps.
23 us
p50 headline to reaction packet
FPGAC++KV260LatencyMarket systems
Pick a headline and watch trigger bits light up
See BTC, SP500, and 10Y bps come out
Follow the CPU to FPGA handoff
Latency Engineering14 min read
Why std::unordered_map Can Be Bad For Latency
An interactive article about the cost of node-heavy hash maps, cache locality, flat hash maps, prefetch, and where Rust changes the default story.
6 demos
from buckets to prefetch
Hash mapsCache localityLow latencyHFTC++Rust
Build the obvious chained map
Watch cache misses pile up on lookup
Compare flat probing and prefetch