No, it’s literally bad design. Better desgined games have a “okay, you’re done for the day. Go touch grass” - approach.
I’ve managed to play more strait months of genshin impact than I ever did in wow. And I muuuuch prefer wow over Chinese gatcha waifu gambling simulator #5014
If you need a game to tell when to stop playing the game, it only shows you that you have 0% self-control and shouldn’t be gaming at all.
Also, in regards of Blizzard games, feel free to enable “playtime restrictions” in the parenting controls if it annoys you so much as a consumer. They are there universally for a reason.