It is possible. Isnt too hard actually. Its all about time management and making the most out of the little time you have. why I say its possible is because I could do it. I did a 3.94 last semester (im studying mechanical engineering), so see its not impossible. Not only as
I'm a guitarist who plays for Sam and Monkeykat, I also play for church and serve in other different church ministries. Not to mention i read alot, am picking up keyboard, do watch movies quite often, watch tv series, hang out with friends, lepak online (and here at LYN) alot, etc.
I am very sure u can put aside 2 hours a day (if u are really serious; if not, just 1 hour/day will do) to practice.
with so many good instructional books/DVDs, youtube, p2p, great guitar websites and LYN(where u can ask questions), learning isnt as difficult as it used to be.