The interPICTURE the interpicture at the spiral stair is to be seen from all sides of this entrance hall. It creates area with local flexibility.

What is the bottom? The area of the "bottom" is usually not so visible, and will also gladly avoided, we prefer to look upwards into the future with our hope. But bottom is also base. It is a foundation of feeling, experiences which let us motivate and respondo today in certain (limited) way.

The economy of space spiral staircase and his interPICTURE is at this point just mentioned.