Keeping a repeated loop interesting can be a challenge. I typically don’t keep parts going for a whole song, but for some people that’s a standard practice and in my most recent song ‘System’ I took it as a challenge to keep the initial loop going through all the parts - at least in some form or another.I kept things interesting by augmenting the loop with other instrumentation but also by introducing various effected versions of the loop itself. In the verses and choruses we have the side chain

This is the most sampled loop in music history

How to Write Songs STARTING WITH A LOOP - sparking inspiration with Chromatic by LANDR