An article posted on discusses the result of a survey where users had to compare Windows x Linux regarding many aspects, including their differences, strengths and weaknesses.

Firebird is mentioned in the article:

“On the flip side, Windows security IT professional Andy Canfield wrote about two security weaknesses in Linux that he thinks should be addressed.
Canfield is a member of Firebird Foundation Inc., which is a group that supports and advances the development of the open source Firebird relational database engine. He works on the Firebird Relational Database Project and is a long-time SuSE Linux user.”