Justin Johnson | Roots Blues Slide Guitar on Instagram: "This is my go-to fingerpicking warmup—and it works wonders. You’ll play the same pattern three ways: 👉 First with 5 fingers 👉 Then thumb–index–middle 👉 Then just thumb & index Switching between these styles over the same groove trains your fingers to calibrate like a machine. It’s deceptively simple, but if you start using it daily, you’ll feel the difference in your speed, control, and dexterity almost instantly. 🎸 Want to seriously l