with more symmetry.
The rotating units seem most effective
in a square room, while the shuttles, which
go back and forth, seem best in rectangular
or odd shaped spaces.
Whirlagig and Solar Shuttle with more symmetry.
The rotating units seem most effective
in a square room, while the shuttles, which
go back and forth, seem best in rectangular
or odd shaped spaces.
Whirlagig and Solar Shuttle