What was his contribution to the project? Given the information you give us, he may be the creator of copilot. He may not have made the product, but might be hi

What was his contribution to the project? Given the information you give us, he may be the creator of copilot. He may not have made the product, but might be his father, the one who did the crucial original work with most added value, even if it's only 5% of the work.