Sadly we dont know that yet.
But agreed. Time to rebalance the game for all group sizes.
- Same XP buff for everyone
- Bounty adjustment for 1/2/3 players.
- Reduce monster HP for 1/2/3 players
- Buff follower with new/better items. Make them immortal as default.
Patch 2.7 re-balancing mega wish-list
Follower improvement suggestion for patch 2.7
Some ideas for follower items/buffs in these thread