Plywood finish for interior walls. There are many grades of it. Shuttering ply is cheap yet has a beautiful texture. Also requires a fire retardant treatment - roughly the same cost again on top, however still far cheaper than traditional wall finishes.
Vattenfall Arenastaden interior by Tengbom. On the ground floor of the building's atrium there is a common cafe and 'living rooms' on either side of the stairs, designed as bleachers with cushions and (Indoor Step Stairs)
Open plan office with meeting pods and new Boardroom_I like the way the meeting pod is located between the formal boardroom conference and a casual meeting place. It is a moderate size for people to choose wherever to meet.
nice partitions for small rooms - make the rooms look not so enclosed despite actually having little space. must not be clear glass though, else no privacy. and since partition is not till ceiling, can hear their neighbours talk too.