I don't think anyone else has reported this yet, but I usually seemed to get scooped by other posters. ;)
After a recent survey (which was already reported in these forums) surprised MakeUseOf by showing BB10 preferred by 53% of respondents, the web site has written a very fair review of the OS, and also is giving a Z10 away free to a lucky commenter.
BlackBerry Z10 Review and Giveaway