A related question might be why Apple didn't make a business offer to Ueyama-san to improve mold/sold further, e.g. by offering him a position or by buying his

A related question might be why Apple didn't make a business offer to Ueyama-san to improve mold/sold further, e.g. by offering him a position or by buying his company. But my guess is Apple want all the development done in-house. I think this "Apple's new linker is in the same league as mine. Great job!" response is full of tact and grace, considering Apple just undercut his business.