Ok... still having trouble with fastboot. Once you issue the oem unluck, the white acer logo appears but the bootloader is still locked. However, you can check getvar with it.
I am sure it can be unlocked. We just need to figure out how.
Pocketbook IQ E-Reader (Custom SH20 ROM)
VS G-Tablet (Dead) (CM7Tab build Test 4950(- Kernel: Pershoot 126.96.36.199 GB for BL 1.2)
Acer Iconia A100 (Bricked)
Onda 7" A10 Tablet (CM10 - Faulty battery)
Asus Nexus 7 (Purity 5.7.2 + Oxydo kernel)