Well what you could do instead of software is load up youtube and watch a video in HD or upload or download something.
Edit: Otherwise i've never heard of this USB Extension..
Ask FoolnessPts if this hasn't helped you, as he knows alot more than me about lagging in consoles and stuff like that.
Well, I'll google around look cause I guess it COULD be possible to cut the wiring inside of the adapter but that's really risky you sure you want to chance it? Otherwise sadly net tools wins