There are some useful changes, but the first score needs to be rescaled. It varies too much if one trust is added or removed. Makes anyone in Default trust much more powerful and those outside it more worthless.
Muhammed Zakir's rating shows as ???
already reported about this ?? ? bug to admin theymos
The code is : if(score < 0)
return ?? ? (orange)
Hence it returned ?? ?
Ah, I think its not a bug but a new trust symbol
Edit: admin theymos confirmed this, new trust symbol ?? ?