Rated 5 out of 5 stars

It's okay. It does comply with what it advertises.

This review is for a previous version of the add-on (2.7). 

Dear OM_RA.

First of all, Thank you for review, OM_RA.
I will do best as soon as I get idea, skill and time.

December 8th 2020.

From Sungho Hwang.