Generally optimized for the dual SIM 3G/2G functionality prevalent in MT6572 devices. Cons:
A: Yes, but you may lose cellular functionality anyway – perfect for tablets. mt6572 universal firmware
Understanding the hardware is essential for firmware development: CPU sub-system: Dual-core ARM Cortex-A7 clocked at 1.2GHz. Generally optimized for the dual SIM 3G/2G functionality