I decided to try this, and was delighted that it worked:

If arbfunc~.pd is

[$1 $2]
|
[outlet~]

then you can successfully use it like

[arbfunc~ osc~ 1000]

or

[arbfunc~ phasor~ 100]

I assume this power should only be used for good.

Yep, it's quite good for dynamic patching. This is the magic that makes [nqpoly4~] create as many voice abstractions as you tell it to.

I didn*t use dynamic patching much; and just out of curiosity:

what is the benefit of this power-technics?

I mainly use it for two situations: where I might need multiple copies of something, but the number of copies is not predetermined; or when the order of certain things can be changed.

In the first case, one thing you could do is supply a folder full of samples to [hcs/folder_list] and dynamically generate the number of

(note to self : or finish that damn [matrix~]-based patch)