From Sollozzo: "They are not selling the parts ( optical engines ) anymore"

What happened to the BFYY First Volume PO for Optical Engines, with expectation to continue with large ones? 

What is the status of the collaboration with Vanguard Automation for Co-Packaged Optics?

So mach potential after CIOE for the OEs, and they are not selling them anymore? From POET's press release:

"Two major Tier 1 module suppliers already engaged with POET and its joint venture company, SPX, requested samples to be submitted for immediate evaluation, including optical engines for 800G Tx, 800G Rx, 400G Tx (the POET InfinityÔ chiplet) and 400G Rx.  An additional engaged Tier 1 customer requested a quote for a customized 100G LR4 optical engine.  Four new potential Tier 1 / Tier 2 customers requested samples as soon as possible for their 800G module designs."