How does the newest H2O Mop X5 steamer stack up against other steamers?

Found a review hub for this X5 mop steamer, and the site with videos bellow. Seems to be an interesting product.

Review:
http://hubpages.com/hub/h2o-mop-x5-reviews

Video reviews:
http://www.h2omopx5.com/

Cheers,
Ruthie