Hardly being miserable when you know it's just a matter of flicking a switch to make flying upside down 'normal', and setting up the crash avoidance (CAT) system.
Not to mention;
● Additional peripherals planned for the 3GX includes 3-axis accelerometer, 3-axis magnetic compass, and GPS positioning system. While the commonly available position hold gyro system utilizes only 6 sensors, 3GX’s total of 10 sensors ensure positioning of helicopter with superior accuracy, providing the ultimate solution for aerial photography or other special purposes.
http://www.helipal.com/trex-800e-dfc...per-combo.html