For how long have you been using it?
Since its release. Two years?

Did you try many other models before getting this one?
Some books more oriented towards beginners and a lot of press articles.

What thing do you like most/least about it?
Pros:
<ul>

comprehensive

explanations mostly clear

Illustrations facilitating an understanding

</ul>

Minimum:
<ul>

Sometimes a little dry

Application already have some knowledge of how to dip it because the gentleman. But it remains quite progressive.

The layout of the illustrations from the text might be a little more careful. Sometimes you get the picture which speaks the text a page before or after.

</ul>
What is your opinion about the value for the price?
Good. The book is not given. But it is really worth the cost and time. That we have a Bible in his (home) studio in which to dive back regularly.

For starters, know that you'll probably struggle with a lot of chapters. But you can still buy it: as and as you learn, you'll be happy to have on hand to deepen and understand many things.

For people with prior knowledge and for the pros, it's a must have. Often we do things in such a way because we have learned that it is the right way. With this book, we understand more why it's the right way. And that changes everything.

Knowing what you know now, would you make the same choice? ...
Yep.