sudo /bin/bash -c 'while :;do echo 1 | tee /sys/bus/i2c/devices/3-0066/reset;echo 0 | tee /sys/bus/i2c/devices/3-0066/reset;sleep 60;done' &
The bash -c allows you to run a set of commands inside the single quotes.
The while :; ..... sleep 60;done is a loop that sleeps each minute...
I recommend re-creating your playlist.
I've noticed that on SD cards you get bit rot, and some files get slightly corrupted, enough that some textfiles suddenly contain yunk, or that an MP3 suddenly skips and pops.
DeadBeef indexes all song, and puts many fields of an MP3 into it's binary...