It is an explicit part of their marketing. This [0] excellent advertisement in Chicago states:
"Do Not Enjoy. Responsibly."
[0] https://www.reddit.com/r/chicago/comments/19dvd2j/brilliant_...
1. eat rotten herring (which you'll not enjoy, because it's rotten fish, yo)
2. clean your palette with a disgusting shot of home made malört spirits (or aquavit, equally disgusting)
3. goto 1 until your drunk
4. get laid
Very, very, very few people ever reaches step 4.
Homemade bäsk is usually much better than factory made Bäska Droppar, if you enjoy the taste of wormwood more than just being slapped in the face with artificial bitterness and sugar.
Of course, if you hate the taste of fish, pickled things and spirits in general, you are unlikely to enjoy any of it.