Not to come off as mean or anything, but maybe you should tell us what you mean by MC? It can mean a lot and make people confused. I don't know what you're referring to so I can't reply to your question. D:
The last time I had one, was because of my shoulder injury. It's not something I've ever wanted, but it's actually quite nice with some time off. Too bad I didn't get paid for it. ( ._.)