You've got a Quad-Core ARM running at twice their Ghz and you barely post benchmarks ahead of a Dual-Core A7, you know you're stupid for buying one.
Stupid for buying a faster phone at half the price? You have a strange concept of stupid
It's because Google is dumping Nexus 5 with almost no profits in US market. Nexus 5 sold by LG in Taiwan market costs me almost twice.