Anyone having good success using isolation cabinets for recording electric guitar.

I'm a home recordist with a DAW
Nuendo 1.6
pc
96k 8 i/o steinberg converters
Tube tracker M3 mixer

I no I no I no there's no toneweels like real toneweels there's no toneweels I no

...however, there's no room & no money for the real thing. So I am asking for opinions of a couple of MIDI fakes: the new Korg CX3 and the Voce V5.