Spotted in FeePay https://www.ebay.co.uk/itm/SID-Soun...IOnTopCombiner&_trksid=p2047675.c100752.m1982
He made quite a few things and was quite active on the CPC scene but he fell out with a guy called Zaxon over the DDI4 interface and when I came back to the CPC he was gone. Nowt strange as folk...
He designed a 3-Slot Backplane with a pass through edge connector and also a thing called LambdaSpeak which was the precursor to this I think as it was just a speech doobrie.