BSD is a permissive copy-left licence that allows you to do anything to code
  ... of huge significant ...
  "You can repeat MySQL with MariaDB." (Speaking on compatibility. Did Widenius actually say that?)

Just beautiful. :D Also, considering both Oracle and Google are currently headed by "Larry"s, I wish that if they want to shorten Larry Ellison's name, they would consistently shorten it to "Ellison", rather than "Larry" as they do a couple times.