Yousician is this cool app for learning guitar (plus other rock instruments) that has completely refreshed my love of the craft. They have a 15 level difficulty system that pretty much covers every technical level and a whole slew of different genres to improve on. Check out this recent video I did of a more jazz-oriented rhythm guitar tune. I'm going to keep making these videos so if you'd like to subscribe, follow the link!
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From @adamha1