For some reason today the universe bestowed a very philosophical mood on me, so I obeyed and decided to finally write an unedited blog post about MD. Like, I didn't even try to think about the logical structure or else. Just got an urge to shoot something out there.

Anyway, I divided the challenges into 3 types. This is rather arbitrary by the way, i.e. based on my observations more than the research papers. I've read them, too, but I wasn't religiously referring to them when listing…