Well, every human is different. I would not welcome it, if Microsoft knows and saves everything about me like name, telephone number, location, personal stuff etc. This is probably going to be a data bank of users world wide. Who knows? Plus I doubt turning off the settings really turns it off, since a friend told me his network analyze tools like Wireshark show him more results than ever before. I found a suitable gif-picture for this situation: http://i.kinja-img.com/gawker-media/image/upload/t_original/1372618229328399206.gif