I was never a fan of open work space. Putting 10-50 PhD students in one room is a deadly maneuver both for concentration and free reasoning. At least I do not like to be permanently distracted and under supervision.
There was a paper in 2018 that gained a lot of attention “The impact of the ‘open’ workspace on human collaboration” basically confirming my prejudice experience
Contrary to common belief, the volume of face-to-face interaction decreased significantly (approx. 70%) … with an associated increase in electronic interaction.