One thing for certain, Microsoft will not stop using Copilot to develop their software in house.

You’re wrong, but I think you’ll be OK with that because the reality of the situation is actually hilarious:

theverge.com/…/microsoft-claude-code-anthropic-pa…

“Turns out Copilot sucks so let’s just use our competitor’s superior product but that’s no reason we can’t keep foisting the inferior garbage on the masses!”