. . . "In the event that any price payable by any Customer for any of the Apps is subject to (i) any withholding or similar tax; or (ii) any sales, use, goods and services, value added, or other tax or levy not collected by Microsoft; or (iii) any other tax or other government levy of whatever nature, the full amount of that tax or levy will be solely for your account, and will not reduce the Office Stor" . . . . .