Addons, i.e. regen, reclock, isolate - are they needed?

[Nordkapp]

26 minutes ago, Ralf11 said:

Yes, you might try their 2 or 3 DACs.  I've heard the 2 is a big increase over the 1.

 

I also suspect add-ons help (or help more) with DACs that lack top notch engineering (i.e not Benchmark)

+1. Just go DAC2 or 3 and call it a day.