basecamp/once

5.0

strong signal across ≥4 of 5 channels

4.0

strong signal across ≥3 of 5 channels

3.0

strong signal across ≥2 of 5 channels

2.0+

active on at least 1 channel

<1.0

low or no cross-channel activity

Each channel contributes 0-1. Per-channel tiers: GitHub (breakout 1.0 / hot 0.7 / rising 0.4), HN (front-page 1.0 / ≥3 mentions 0.7 / 1-2 mentions 0.4), Bluesky (≥5 mentions 1.0 / 2-4 0.7 / 1 0.4), dev.to (≥3 articles 1.0 / 2 0.7 / 1 0.4), Reddit (corpus-normalized 48h velocity).