This could be the case, or could not be. They shared a post on Reddit 19 hours ago from their official account, and I thought it might be nice to share that here, at least to spark some discussion.
They simply shared a post titled:
Shall we? 📦💿
With the following image:
Link to the Reddit post is here if you want to see what others are saying about it!
In this specific case, that’s not apples to apples since most of the games on GOG are very small.
It’s kind of hilarious to imagine, but I can imagine doing a “BYO thumb drive” sale for physical media. They could even mail it back in the big box