Techno can be repetitive, but it shouldn't be boring. The secret to those "rolling" techno tracks that you can listen to for 10 minutes is often polyrhythms. By layering different time signatures over a 4/4 kick, you create a pattern that evolves and shifts over time.
The 3-over-4 Magic
The most common polyrhythm is a 3-step sequence playing over a 4-step grid. Create a synth stab or a percussion loop that repeats every 3/16th notes. It will "drift" across the bar lines, creating a sense of forward motion that resolves only every few bars. This keeps the brain engaged without it realizing why.
Euclidean Sequencers
Tools like the "Euclidean" sequencer in Ableton (or hardware like the Squarp Pyramid) are perfect for this. You tell it "I want 5 hits distributed evenly over 16 steps." The result is a funky, African-influenced rhythm that breaks the standard 16th-note monotony.
Phasing Loops
Take a shaker loop and set its length to 15/16th notes instead of 16/16th. It will play slightly faster than the rest of the track, constantly shifting its relationship to the kick. This is the Steve Reich "phasing" technique applied to techno. It creates a constantly evolving texture from a single static loop.