EDIT: In order to improve their lives, they need internet, but they also need everything else. Not providing everything in lockstep fails hugely. (And this includes providing good governance and non-corrupt leader, a problem we have no idea how to solve.)
You can call it religion, you can call it culture, you can call it fear of choppy choppy of the hand, or maybe the fact everyone and their brother has a full auto AK, but there's something on a whole other level happening with poor (and also rich thieves) people in much of Africa.
https://www.ghanaweb.com/GhanaHomePage/NewsArchive/BNI-disco...
In any case, the fiber situation in Ghana was dicy for a time because theives were cutting the fiber lines in hopes they were copper. Thieves are often in a hurry so they cut first, check, then move on.