Indeed, popularity does not directly correlate with quality (which is not to say that popular libraries and tools are never high quality.) That said, the reasons most projects fail have less to do with the imperfections of the tools used than with the approach taken to the project as a whole. And especially if you're running a business there are good reasons to choose tools that are reasonably well known and widely u…
"When you have n choices, and you aren't positive which to choose, choose the more popular one".
I used to think this advice was about "the more popular is better". Now I don't think that's true. But the more popular is (in the case of software for example) more likely to be tested on more OSes, or have questions with good answers on stackexchange, have people you can employ to work on it, and still be functioning in 5 years time.
The same arguments apply to hardware too -- much easier to convince Android developers to fix their app if there is a bug on the Galaxy Note (for example), than some obscure handset.