[usrusr]

> The other oddity in the code is that there is a mixture of US/UK spellings being used, which also suggests more than one person.

Not an oddity are all, it suggests a non-native speaker. US/UK spelling inconsistency is rather common unless you went to school in one of the two.

[mortallywounded]

Or, a person that was born in the US and educated in the UK, big into cryptography and the cipherpunk mailing list and often mixed up spellings on social media.. like I dunno, Len Sassaman.