Short story from one of my first playthroughs...

Me: "Hey [friend]! I need some help with these trolls!"
Friend: "Can't. Taming."
Me: "Hey [friend]! I got a crapload of copper I need to get back to base!"
Friend: "Still taming...."
Me: "Hey, [friend]! I got all that stuff done and came to check on y--"
Friend: "DAMN IT, THEY AGGRO'D TO YOU! NOW I HAVE TO WAIT LONGER!"

Waiting that long does indeed suck.