And this credentials are also the same as scuttlebutt 
I don’t know how much crypto stuff have choosen the same “scrypt”… It could lead to singularity loops…
But this elliptical loops are strong enough to resist to computer attack…
The combinations universe of the key is large enough to count 1/4 of the atoms of the visible Universe!
The problem is “toto” / “toto” effect if you let Human choose its own credentials in this “crystal space”.
I think mnemonics is a good solution, in between computer and human memory strength…
Since I am getting into crypto and chains, I realize that this relationship is often forgotten by the developpers… It is crucial to organise a good and easy “Key management”.