http://www.foxnews.com/tech/2013/03/06/what-were-thinking-6-most-senseless-gadgets/?intcmp=related
Indeed, a lot of 2nd hand high-end tech will go much further than 1st rate budget tech.
http://businesscasestudies.co.uk/samsung/launching-high-end-technology-products/introduction.html#axzz2MsIIHKmD
http://www.justluxe.com/lifestyle/electronics/articles-4.php
If money is no object of limitation, there are many toys abound.
http://www.apartmenttherapy.com/the-best-of-the-best-big-ticket-items-2012-apartment-therapy-tech-gift-guide-180850
However, sapphires & diamonds don't improve the capabilities of high tech products.
http://www.justluxe.com/lifestyle/electronics/feature-1846812.php
Bling just apparently improves the look, but not the performance of high tech gadgets.
http://www.justluxe.com/lifestyle/electronics/feature-1793668.php
So just because some bling phones look nicer, they don't necessarily work any better than any standard high-end tech. http://www.affluentmagazine.com/online_advertiser/affluent_spotlights_advertiser_profile/128/14
You could get 2 or 3 nice custom laptops for the price of this phone.
http://www.affluentmagazine.com/online_advertiser/affluent_collections_advertiser_profile/68
http://the-engineer.hubpages.com/hub/Consumer-Electronics-Companies-in-the-World
http://www.fastcompany.com/most-innovative-companies/2012/full-list
http://www.forbes.com/sites/lauraheller/2012/12/21/best-buys-problems-arent-its-own-electronics-have-fallen-from-favor
There is plenty of rivalry & some companies fall behind in quality or demand for products.
http://news.cnet.com/8301-1001_3-57547921-92/the-era-of-japanese-consumer-electronics-giants-is-dead
People usually want the best tech possible for the money. Its just a matter of the price range that various things fall into.
http://www.reportlinker.com/ci02060/Consumer-Electronics.html