There are a thousand no's for every yes.
Apple stood for something and had a reason for being that wasn't just about making money.
There are 9 rejected ideas for every idea that works.
Its difficult to do something radically new, unless you are at the heart of a company.
If something is going to be better, it is new, and if it's new you are confronting problems and challenges you don't have references for.
It's one of the curses of designing that when you look at anything, you're constantly thinking, Why? Why - why was it designed like that, and not like this?