Ive had a break through with seq designs , the new ones are actually depressingly similar to the very first attempt based around a rotary switch that I made many moons ago. Isnt that ironic? Alanis?!  Isnt it?! Hmmm?!?

Here are some variants Ive been through, none of which are going to be the final one.

seq demo vid

hereee we gooooooooooooooo!