You can do OO programming in assembler, but that doesn't make assembler an OO language; the same applies to C. Therefore C cannot be "O-O enough" by definition,

You can do OO programming in assembler, but that doesn't make assembler an OO language; the same applies to C. Therefore C cannot be "O-O enough" by definition, and nobody who knows an OO language can seriously state that "O-O does not add much power".