There is nothing decentralized or trustworthy about BTC or any of these.

1. https://www.cs.cornell.edu/~ie53/publications/btcProcFC.pdf

2 They are all controlled by a small group of programmers who are making changes at regular of occasional times.

3. The required hardware is essentially 100% controlled by China.

4 There are now large private networks designed and setup by BloxRoute that accelerate transaction replication.

5. There is a small group of "whales" which largely control the price to keep it going largely in one direction.

6. Once a specialized and probably specially configured quantum computer is developed that can crack the elliptic curve cryptography used, game over.

The entire project requires both artificial scarcity as its basis for valuation and a vast chorus of promoters and whales to support its "value".

This, most or all, is what you are trusting in.