HOLY JESUS
look at the T&C of the "free" windows copy, here is an extract:
I am eighteen (18) years of age or older. I agree that as consideration for being permitted to host and/or participate in any of the Activities, I, on behalf of myself and my children and minors for whom I am a legal guardian, hereby grant HPI and its designees (including, without limitation, Company and its designees) and their respective affiliates, licensees, permitees, successors and assigns, and each of them, an unrestricted, absolute, universal, perpetual, irrevocable, non-royalty bearing, and transferable right and license (but not any obligation) to use, copy, transmit, distribute, display, modify, perform, present, publish, transform, create works and derivative works, and otherwise promote or utilize my name, image, likeness, voice, words and/or other personal attribute(s) or other personal information, and those of my children and minors for whom I am a legal guardian (collectively, “Personal Attributes”), captured, photographed or otherwise recorded or memorialized in any manner by myself or any other person in connection with any of the Activities, in any medium or format whether now or hereafter existing (including, without limitation, print, direct mail, online, mobile or wireless communications, radio or television broadcast, telecast or photograph), for any purpose whatsoever (including, without limitation, in connection with the creation, advertising, sale and/or promotion of any products and/or services), and without any consideration or notice to or consent by me or any third party. I, on behalf of myself and my children and minors for whom I am a legal guardian, hereby forever and irrevocably waive any rights any of us may have in or to any of the foregoing, and I understand and agree that HPI and its designees (including, without limitation, Company and its designees) are the exclusive owners (to the extent the materials are created by or at the direction of each such party) of any and all right, title and interest, including copyright, in and to any materials of any kind or nature containing or developed from use of our respective Personal Attributes. Without limiting the foregoing, I understand and agree that such materials may be used in whole or in part, individually or in conjunction with other photographs or images, and neither I, my children nor minors for whom I am a legal guardian shall have any right of approval or notice, any claim to any compensation, or any claim arising out of the use, alteration, distortion or illusionary effect or use in any composite form of any of our respective Personal Attributes.
The only thing they didnt ask for is your soul. But it gets better!
I, on behalf of myself, my children and minors for whom I am a legal guardian, and anyone who obtains any rights from or through any of us, hereby forever and irrevocably release and discharge HPI and Company
They can sell your rights to whoever they want. So microsoft will own you (pretty much).