Korg rock shield reforms too fast after SP3

Spotlight states:

If Rock Shield is shattered by a Special 3, it takes three times as long to reform.

This does not work. Rock shield take as long to reform after SP3 as it does being disabled after running out of charges.

Comments

https://youtu.be/jNURlpa3pKE

In above video, Rock shield reformed 12-13 second after SP3