Channel groups and rating for YouTube™ subs

Can you tell me why this extension want to access all my files in Google Drive? I really don' t like this. If you want to store a few data on Drive you don't need the full permission.

After I started using this extension, I stopped wasting time thinking when I want to subscribe to the channel. Previously, I had to limit my subscriptions to avoid getting confused by them. Since the extension only appeared this summer, I had to use a different extension before. It seems to be called Pockettube. With the help of Pockettube, I increased the number of subscriptions to two hundred, but now I already have more than 300 subscriptions and I think that Pockettube will no longer suit... Show more