Why don't ya just use his? ( Gosh, that might be fun? Imagine Yuu using Guren's computer to ask dumb questions and ruin Guren's good name on the network in his own name. ) Shouldn't ya be used to sharing if you're family?

( He asks this but he knows family gets on each other's nerves too... but he just wants Yuu to use Gurens' computer? E S P E C I A L L Y if Yuu is a troublemaker. )

And I mean... if neither of ya listen, why start now?