well, when i started, i was teaching myself and i basicly thought i was just gonna be a rhythm guitarist, but then i decided to go further, so i got a guitar teacher, and now im learning lead stuff, my downfall is speed on the fret board, and as for sweeping, i learned that a couple months ago, but i just practiced til i was really good at it, and Pinch Harmonics, i dont understand whats so hard about them, you just adjust your pick a lil differently and pluck with your thumb scraping the string a lil...