The best explanation is that they decided to change the final episode which resulted in cutting Yuio 's exhibition out of it .
It was too late to remove it from the soundtrack and thus we are left with exhibition music without an actual exhibition performance .
The best explanation is that they decided to change the final episode which resulted in cutting Yuio 's exhibition out of it , but it was too late to remove it from the soundtrack and thus we are left with exhibition music without an actual exhibition performance .