I love clocks, dividers, and switches. I like to make sequences without using sequencers, and clocks, dividers, and switches are great for that.
Even if you have a capable sequencer, dividers are super useful for resets, for feeding cv back into the sequencer, for firing off more slow-moving processes, etc.
Plus you can use analog dividers as a sub-oscillator/frequency divider.
CV-controlled dividers are especially fun for generating unexpected rhythms.