Rochs,
the way Shaft,goes underground like a hedgehog and mutating bila mpango gives a clear indication that he could have been a six-nil pioneer....i am pretty sure he could be familiar with the highway from the ivory tower to b2 or better still,siberia......
NEVER TALK OF A RHINO IF THERE IS NO TREE NEAREBY - ZULU PROVERB
...besides, the presence of a safe alone does not signify that there is money inside...