Sean Pierce Johnson cooked up “Chaos Crescendo” for Flashback 2 Delay. A crazy, self-oscillating delay, controlable via the MASH switch.
Check it out here: https://www.tcelectronic.com/flashback-2-delay-sean-pierce-johnson-chaos-crescendo/
Check out Sean's YouTube channel: https://www.youtube.com/channel/UC4cYtMfLCoa9kDaO4RqfLWg