Well I have to say it is an good review but does not at all reflect the downloadable Demo version so it makes exploring the app prior ro purchacing [a big concern for the impoverished] iffy...sigh
The flow maps work very well so far in TG2...finally figured out how to generate them thanks to your tute.. ...

 

Once in a while I look around,
I see a sound
and try to write it down
Sometimes they come out very soft
Tinkling light sound
The Sun comes up again