[BUG] Extreme lag on a full small prison

[SEKCobra]

So I got to the max capacity of my small prison, and when I built the second shower it started lagging extremely, here's the save:
http://filesmelt.com/dl/Lame.prison

[Illanair]

Known issue - optimization is obviously in very early stages.

Highend machines can get to a crawling halt with enough objects.