> ambitions to create a range of PPC accelerator boards or even full systems,
> starting with the Brainstormer G4

The start was a little less ambitious with the Brainstormer G3 (to be used in DCE's revised Power A5000). And let me name the failed Predator Plus that arose from the failed Brainstormer G3/G4, and the failed Escena AmigaOne that arose from the failed Predator Plus :-)