are you one of current ASIC miner ?
yes scrypt-n works, but as soon as ASIC miner will leave, difficulty will be too high for GPU/CPU.
and dropping scrypt-n is necessary if we want follow original purpose of this coin.
Yes, I am one of the current miner, but not the main one) My hashrate is small compare to others.
About the difficulty it will drop down as soon as ASIC miners leave, so it won't be too high for GPU/CPU
Difficulty Re-Target Time: Every block