> What could have been. If the respective parties... on the PPC 615, OS/2

There was never a chance at that time because x86 chips were produced in such volumes that PowerPC chips couldn't compete price-wise. Also, OS/2 became an instant outsider once Windows 95 was released. Two underdogs don't make a winner. The article says it all:

"The OS was clearly unfinished and not entirely stable. Worst of all, there were about zero applications. Because OS/2 PPC was never truly in use, PowerPC versions of OS/2 applications were never sold."