What inevitably happens with your approach is that people will soon gradually feel forced into taking part in bar meetings, else their "rapport" would be affected, which would have further detrimental effects down their career at that place. Hence people get herded into team building exercises for the group against their will, even though they might have zero interest or capability in such exercises. This leads to the cargoculting mentioned in the previous comment.

Sure, it's good to find and pick up $5 on the street, but in this case it will inevitably lead to a place where people have to rely on finding money on the ground.