It is hand wired which comes into play on the price. I think it would be cool to have , but I have an SLO so it wouldn't make a real contribution to my set up, but the clip I saw where it was played at Soldano's shop sounded very sweet indeed!
Well, the SLO is too much of an icon to change anything.
In the 25 he (most) probably used the same loop design as in the JCA22H - and even before he had an amp with a better (loop) design, the Decatone.