Subscribe on iTunes [http://bit.ly/2cl7ISa] | Subscribe on Spotify [https://open.spotify.com/show/3Z3LxMD9ilV0cMYc9c9MMe] Nigeria's "company that builds companies", Spark [http://spark.ng/], announced last week its plans to drop some startups it invested in [http://www.jason.com.ng/post/121575257885/spark-and-the-state-of-angel-investing-in-africa] . This