I was fascinated by music since I can think. I learned several instruments as a child at school, which helped to get a feel for the general idea. Later I took lessons in playing the guitar, although I never managed it to any degree of perfection, maybe because I just did not devote enough time to it. I also learned to play the Didgeridoo, which is a very fascinating instrument which requires circular-breathing to play it properly. Later, I started to learn how to play the traverse flute and piano.
It is very rare that I actually find the time to do record spinning in public, but if it happens, it will get announced here:
Nurishing the cognitive aspects of music is a very important part of improving ones knowledge about the field. Music theory can get boring after a while, especially since the topic is seemingly endless. However, dabbling in it from time to time can really help you in the long run.
I currently recommend the Music Theory book on WikiBooks as a really great and comprehensive starting point to deepen your knowledge in this area.
At some point in your musical development, you will have to deal with some peculiarities around accustics. I am no expert on this topic either, so for now I can only offer a very useful link to a comprehensive article about Acoustic Treatment and Design for Recording Studios and Listening rooms.