A Toy or Not a Toy

1   Dance to the Present
2   The Cheyennes
3   Tender Interaction
4   Two Is One Too Many
5   Forest of the Gentle Night
6   Opcode
7   Pattern 1836
8   2nd Level Cache
9   Born in the 21st Century
10   Gcd
11   Pendulum
12   Compact
13   Notch Filter
14   Potential Divider
15   Interface
16   Three Is Two Too Many
17   Faked Memory
18   Klick Klack
19   Midi=4Q(X)_
20   Ultranalog
21   A Toy or Not a Toy