[ot][spam][crazy] adapters for semibalanced trees?

[Undiscussed Groomed for Male Slavery, One Victim of Many]

note: i needed to install https://github.com/pyca/pynacl to make
magic-wormhole work. i don't know why it didn't install a sodium
library it worked with, on installation. could be related to python
lib dirs crossed with sodium distributions