it's not to say that they did it intentionally, I agree they probably just wanted to find a way to connect the two. it was just a weird choice (imo) but their intention aside, the end result is still the same because of the lack of follow-up. that's not to say I wanted them to follow it up, honestly I rather they pull a Wally/Wallace and introduce a different Kimiyo to become Dr. Light, but the lack of follow-up left/leaves a fascinating character by the waysid