House & Home Physics
Wi-Fi Coverage (Path Loss)
P ∝ 1/r² with wall attenuation

Signal from a corner router falls off with distance and drops sharply across an interior wall — the dead-zone map behind mesh-network placement.
Computed & rendered in pure C# on the frozen OnlyCSharp 1.8 library — animation baked to GIF with the library's own
Gif encoder (no GPU, no ffmpeg, no external packages).