Leonieke
Yay! My morning brain implemented the footnotes, a bit of this, a bit of that and I'm adding the urls to my config file as notes 😉 
Aleksandr "M.O.Z.G" DikovWhy #MMORPG is not a #game at all.
In 1952, Roger #Caillois defined the game activity with six core characteristics (see Man, #Play and Games book). Will consider these characteristics in relation to MMORPG.
* Free translation from Russian of the part of Belozerov Sergey’s scientific work VIRTUAL WORLDS OF MMORPG: PART I. DEFINITION, DESCRIPTION, CLASSIFICATION
* Thanks coolcono for the corrections.