Sentence:  'Not all of them were engaged but most of them got a lot out of it. It was quite a challenge, it's a bit "<WSD>Marmitey</WSD>", some people loved it and said it was brilliant; some people loved Michael and the idea of it but said “It's not for me,”' said Sally Bonneywell, vice president, coaching. 
Meaning of the word marked with <WSD> tags:  Such that one either loves or hates it; polarizing.