They received all sorts of proposals from @GhanaNLP & @KhayaAI more than a year ago at this stage. So they definitely know. Everyone knows. Then they stopped responding and engaging.
As to the specific reasons why they choose to sideline and exclude us, that one I can only guess
You are allowed to take your time, provided you don't give up on yourself. Keep learning, keep working, and keep making decisions your future self will appreciate.