I always mess up with the simplest of task. The text file started /* <?php /* so of course I didn’t include it, because all I could see was the <?php part. That way the comment only had an ending */. Best of all: I repeated the same mistake three times
Thanks for both of you!
Kp, I tried your snippet, but I just couldn’t get it to "work". It made a single link even if I had 3 tags. I’m not sure that have you meant it to work like this

I have no PHP skill to make it work for my needs.
I think I was clear enough, but just to be sure. I am using a TV (atm) to call the tags inside the document, because I can’t use Ditto to do it. My call is [*documentTags*] which retrieves the tags I have selected, but they aren’t in link form. With this problem they are practically unusable. I found
this snippet, but I’m running version 1.0.0 which isn’t supported. I’m looking for same kind of functionality as in here:
http://blog.medianotions.de/en/articles/2008/modx-feature-snippets.