Download Pure Upright piano for iOS:. And, an additional unique thanks goes to Douglas Lind, Vidad Flowers, Ivan Pang, Waylon Fairbanks, Jon Dye, Austin Russell, Christopher Ryan, Yu Kyung Chung, Toot & Paul Peijzel, the channel's Patreon saints!. ASSISTANCE ME ON PATREON:. 0:00 Introduction. 0:23 I V bVII IV. 4:43 the Significant scale climb. 6:11 Pure Upright. 6:57 I IV I V. 9:26 the Phrygian vamp. 11:20 IV I V. 5 popular chord progressions…