All Zest blog posts about bitcoin.
U.S. spot Bitcoin ETFs broke their own outflow record in June 2026 — $4.4B across 13 straight days. Here's what drove it and what happened next.
Learn why Bitcoin transactions get stuck, how acceleration works, and when to use RBF, CPFP, rebroadcasting, or a Bitcoin transaction accelerator.
The Fear & Greed Index sits at 23 — Extreme Fear, its lowest reading of 2026. Here's what that signal means and how to use it.