I've used most graphical hardware programming platforms, probably more products than most product managers in this field.
That's not something to brag about, it just means I've wasted more time than anyone else on a myriad of programming platforms, and it means I've been slow to come across a really good product.
Unfortunately, as a rule, this is what computer education is all about. Learners spend many hours learning nothing but the bad ideas of the system designers.
Fortunately, John Maloney brought light to the field and ended my life of bouncing around from platform to platform.