wake - very possible
Nokia/Elenion still talks CSTAR
Please check Fig. 3 here (8 juin 2021)
https://static1.squarespace.com/static/58a5e0e503596e7b9db0682c/t/5c7d4a049b747a0e60b1fd20/1551714823294/A+Silicon+Photonic+Transceiver+and+Hybrid+Tunable+Laser+for+64+Gbaud%5B4%5D.pdf
Then compare with POET’s see video at 9:27
https://www.youtube.com/watch?v=9bdx5XdEbYo&t=568s
Also of interest ex Elenion team member Yangjin Ma has joined David Lazovsky team
Sept 2020 - Yangjin Ma - New York
Senior Principle Photonics Design Engineer at Inorganic Intelligence/ Celestial AI
https://www.linkedin.com/in/yangjin-ma-21267662/
Cheers