LTS is the main critical aspect while building Industry grade robots .
Indigo is what we started out with (Start of 2017) but towards the completion of the software stack , we gradually migrated to kinetic .
Ubuntu 14.04 was the norm for a long time , but now ubuntu 16.04 LTS is the norm .
14.04 might have stable ROS support but this is not the case with other non ROS projects especially when dealing with deep learning .