This memory distortion related writings from Mr Peufeu might be of interest to some of you... "Memory Distortion was discovered a long time ago by a French man called GĂ©rard Perrot, who has since created his own company called Lavardin, which makes amplifiers and other Audio devices. I have tried to explore his ideas by building a different kind of amplifier. Here are some of my experiences." 

Link to the full article: here.