Add a gradient to the web 2.0 badge.
Duplicate the badge. Go to Object > Path > Offset Path. Type in -2 px for Offset.
Select the outside part with the Direct Selection Tool and delete it.
Make a line with the Pen Tool like in the picture. Select both and click on Divide. Delete the bottom part.
Place it over the original badge. Give it a black/white gradient. Set it on Screen. Add your text and you’re done.
You should have Web 2.0 badges that looks something like this.