I agree, I'd pay more if it had a bigger battery but not 50 dollars more, maybe 30 but 50 is pushing it a bit for me just for a battery upgrade. As for the camera, as long as they improved it over the N4 I'll be happy.
G2X P999 - T-Mobile --- Retired 10-31-13
Nexus 5 32GB --- 11-4-2013
Faux123 Mainline Kernel with Stock Rom