Introduction

1. What has been done?

2. Why these comments?

TGD view about the needed notions of condensed matter physics

1. About the TGD counterparts of key notions

2. Orders and symmetries

3. Quantum coherent multispin states

4. Fibonacci process and M⁸-H duality

Appendix: Isometries and holonomies of WCW as counterparts of exact and broken gauge symmetries

1. Isometries of WCW

2. Holonomies of WCW