> The problem with targeting high end first is sales / production risk. A phone based on a new OS is a risky purchase, and it's hard to convince someone to spend $500 on a high end phone without much software available. A $100 low end phone without much software available is an easier sale.

I mean, skate to where the puck is going, right? It sounds like Firefox OS started development as mobile component prices started to fall in price dramatically. By the time B2G was ready to go to market, the baseline for hardware would be dramatically higher than when they started.