Did not have problems described in 1 and 4; and had no idea about 2.
For 3, unless you don't use epidural during natural birth, the risk is at least similar. (Considering epidural normally last much longer during natural birth, C-session might bring less harm.)
Of course, I agree with zeox, "两害相权取其轻". If you can give birth naturally, do it naturally. Here is an article against C-session, which makes much more sense than 胡因梦's. (Is she a singer?)
For 3, unless you don't use epidural during natural birth, the risk is at least similar. (Considering epidural normally last much longer during natural birth, C-session might bring less harm.)
Of course, I agree with zeox, "两害相权取其轻". If you can give birth naturally, do it naturally. Here is an article against C-session, which makes much more sense than 胡因梦's. (Is she a singer?)