There was also imo a big cultural hubris among the Blizzard developers that if it wasn't done their way (i.e. they couldn't just take an existing IP like Dota a

There was also imo a big cultural hubris among the Blizzard developers that if it wasn't done their way (i.e. they couldn't just take an existing IP like Dota and slap Blizzard logo on it, no no, had to start from scratch).