This was certainly not the topic of the debate: "Tanenbaum began the debate in 1992 on the Usenet discussion group comp.os.minix, arguing that microkernels are

This was certainly not the topic of the debate: "Tanenbaum began the debate in 1992 on the Usenet discussion group comp.os.minix, arguing that microkernels are superior to monolithic kernels and therefore Linux was, even in 1992, obsolete.[1] Linux kernel developers Peter MacDonald, David S. Miller and Theodore Ts'o also joined the debate. The debate has sometimes been considered a flame war.[2]" And what's the meaning of "in Codereview" in the title?