CSS id's and tips for customising Gravity Forms

Where are we at right now in terms of the best markup for using icon fonts? Let's cover some options I think are currently the best.

You want the icon to enhance a word
You want the icon to stand alone but still be functional or informational

And our major goals here are:

As good of semantics as we can get
As little awkwardness for screen readers as possible

This ground has been treaded before, but I think the following techniques are a small step forward.

tengwarrr!! makes the font work yay :D

What would it be worth to you if I recreated these in HTML?

Background comics info about the Natasha/Clint relationship, and Bucky.

As far as I know, the story Natasha tells Loki -- where Clint is assigned to assassinate her and brings her in as a recruit instead -- has no comics counterpart, although in the main comics continuity Clint is responsible for Natasha's change in loyalties.