I think there was a lot of shaped rewards (including setting it up to encourage being more independent in the beginning, and teaming up more later in the game/as they get more powerful).*
Also, their rewards might be linked. Not sure if it goes down if a team mate is killed.
*It’s been a while since I’ve read through all their DOTA stuff, so there could be other factors, but I do remember that one was because the game was so big, that helped get them to do reasonable stuff faster so they’d have more of something like the pieces to assemble into a strategy.
** I don’t think they communicate (via a channel for that, the chat) though. (Though whether or not they use the alarm clicking thing (with the circles and the exclamation marks and the sound would also be relevant.)
Some other factors which might be relevant:
It’s a team.**
I think there was a lot of shaped rewards (including setting it up to encourage being more independent in the beginning, and teaming up more later in the game/as they get more powerful).*
Also, their rewards might be linked. Not sure if it goes down if a team mate is killed.
*It’s been a while since I’ve read through all their DOTA stuff, so there could be other factors, but I do remember that one was because the game was so big, that helped get them to do reasonable stuff faster so they’d have more of something like the pieces to assemble into a strategy.
** I don’t think they communicate (via a channel for that, the chat) though. (Though whether or not they use the alarm clicking thing (with the circles and the exclamation marks and the sound would also be relevant.)