MacBook charging woes (solved-ish)

I had an interesting and slightly scary time with my MacBook Air this morning. Basically, it wouldn’t start. I first noticed it last night, and thought the battery was flat.... Read more »

O Sacrum Convivium - Messiaen

O Sacrum Convivium by Olivier Messiaen This video is particularly good for study - it shows you the part of the score that is being sung at the time. That’s... Read more »