The issue came out of FB developing a RocksDB plugin for Apache Cassandra. If the Apache Cassandra can't take the plugin into its main repo (which was VP Legal'

The issue came out of FB developing a RocksDB plugin for Apache Cassandra. If the Apache Cassandra can't take the plugin into its main repo (which was VP Legal's decision in that thread), I suspect FB would be (is? was?) incentivized to relicense to make that happen.