Antipater's Choice to Give the Regency to His Son Cassandra

The idea that Antipater would hand the Regency over not to his son Cassandra, but to a person who would end up being close enough to Olympias to be on her side. Sometimes it pays to have friends in high places, she might think. The only successor who's really going to come out ahead in all these crabs in a bucket dynamic kind of thing is Ptolemy, the guy with Alexander's body.