So much speculation based on such a low opinion of Africa >.<
Enough guys.
In kenya, to fly in RPT ops you must be instrument rated. Likewise, for you to be rated on the Van, you must hold a current IR.
Radio aids in Africa might be challenge, but did anyone bother to check the NOTAMs to see if that way the case before running to post on pprune? You need to be responsible with your speculation. The media takes what is on here as 100% true and report on it further traumatising family and loved ones of the deceased.
High terrain, bad weather and low light makes for challenging flying for anyone in an unpressurized aircraft. Rather than condemn the country or the crew, how about we wait for the official report?
This, coming from a current caravan jockey operating in the same environment.