In addition, the use of third-party software is relevant for the format of games similar to classical chess. In combat chess, players only see part of the board, the first moves can be fatal for one of the players. And in blitz ... well, you won't have so much time and effort to do it in parallel.

And once again about the benefits. The main and main thing is a huge number of settings, which contributes to the formation and launch of the game in more than 1000 different formats. Moreover, knowledge is not particularly needed, and time is saved by tens of hours.