Having hardware and software talk to each other before tape out is a really good idea. The early Graphcore work was done on a whiteboard with people from both sides writing on it.

There's still a lot of compromises and tradeoffs to be made:

> We observe that the inter-chiplet communication issues can be effectively mitigated through proper software-hardware co- design

Doubtful. Especially given it's all vapourware. Codesign is not adequately magic to handwave away this one.