>>11897746It's pretty much just an average cartoon. It's not memorable in any way, but it's not bad. It's your average cartoon fodder you find on TV.
Probably the only reason people hate it so much is the comparing it to Dexter's Lab, in which it barely has any similarities beyond sibling and parents hair colors (Which are swapped on the siblings) and that the sisters have a laboratory. That's it.
The lab isn't even a secret lab.