Isn't that akin to what happened with Cell and IBM/Sony? With Microsoft and the 360 benefiting from the same work but dropping the SPEs? Details are fuzzy for m

Isn't that akin to what happened with Cell and IBM/Sony? With Microsoft and the 360 benefiting from the same work but dropping the SPEs? Details are fuzzy for me so I might be misstating things but I always found that to be quite a fascinating tale of technology.