You have to remember that marketing is marketing. Vanatoo is not going to show their products in a negative manner and not all online reviewers are honest either, they get paid for reviews.
For example the talk of having a passive crossover vs biamp is total hogwash. It's a totally gimped down solution with the sole purpose of saving costs. Active crossovers are always way superior to passive ones.
Exactly, which is why I usually recommend people audition their speakers before blindly purchasing them.
Good article on the last part:
http://www.audioholics.com/frequent-questions/the-difference-between-biamping-vs-biwiring