You are probably right.
I found the sales videos from dealers very useful- watching how the sales person moved around the cabin gave me an idea of the available space.
I'm a big Guy, some of the sales guys are even bigger- if they can move around, so can I
many of the features ( like a shower) are common- it is how they are situated in the RV that counts.
and we each have our own desires and expectations- for instance we don't use the inside shower- but use the outside shower all the time...dog wash, fish cleaning ( cleaning fish off the dog), muddy boots, beach side sand wash and remote area showers
there are alot of great options out there, both new and older vans.
In my world of expertise, magazine type reviews are often very favorable...especially to advertisers.
Mention of the downside is usually avoided.
there are plenty of real owner/user experiences shared on the web and I find forums and blog comments to be helpful