The way to get anywhere is by standing on the shoulders of giants.
And what if the giants you like to walk all over had taken that same attitude?
All those flat-pack libraries that you are so dependent upon wouldn't exist, and you'd be dead in the water.
If your team has to write massive amounts of new source-code itself, it does not matter much what language(s) you are wasting your time and money in.
I'm not a FaceSpace, MyBook, twittingGram fan, but the level & depth of the technology behind the recent IPO shows that you cannot throw a few pre-existing modules together and create success; you have to (re-)invent a whole shitload of technologies too.
You recently cried wolf (“Be afraid. Be very afraid.”) on the subject of unit labor costs; but completely miss the fact that it is only once jobs are reduced to line assembly place-fillers, that they become commoditized.
Churning out yet another shopping cart by mix'n'matching few self-assembly libraries is the very epitome of that commoditzation. The guys researching, inventing, writing, and maintaining those libraries should have healthy and financially secure futures. Those using them; not so much.
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.