A major factor in Modo adoption has to with the fact you dont get punished for not upgrading between versions and it is cheaper than going with Maya or Max. In short the licensing is very pro consumer. Many of love the fact we can skip upgrading, and then upgrade to the latest version at no added cost, its the same price…
The good news is that most of what you said is wrong. I'd write that off as not being familiar enough with the program. 1) Of course there is proper symmetry, and multiple ways to approach it as well not only with the symmetry toggle but also by mirroring an instance, there's a tool dedicated to it. 901's improvement added…