Free Download Guitar Fretboard Mastery, Scales and Harmony Published 12/2025 MP4 | Video: h264, 1920x1080 | Audio: AAC, 44.1 KHz, 2 Ch Language: English | Duration: 3h 45m | Size: 5.92 GB Learn keys fast, harmonize scales, master major and minor scales, blues and Mixolydian pentatonics across...