I think that because this hobby, (and I mean aquascaping, not growing nice looking plants) is still in its infancy, at least in the US. I could liken it to music - it takes a lot to actually compose and not just play. The US "composers" are still just a few 
In addition, we here in the US, don't want to follow an established trend. That is a good thing but will surely take us through "growing pains" (and some of these "pains" really hurt the eyes, ahaha).
--Nikolay
In addition, we here in the US, don't want to follow an established trend. That is a good thing but will surely take us through "growing pains" (and some of these "pains" really hurt the eyes, ahaha).
--Nikolay