MIDI Loops

[matthias@bahianet.com.br (Matthias Grob)]

>About how looping synth via midi, Matthias asked how to do it?
>Quite simple. My cubase has midi delay in it. I set the thing on the
>duration I want. You can easily synced it to tempo, since it is a midi
>delay.

Oh I see, it like a digital effect for MIDI, not the sequencer itself you 
use.
But can you control its parameters while playing so as to "freeze" a loop
for soloing or have it fade out to renew it etc?
Is there any option to multiply the delay time while playing?

Still curious
Matthias