I think this site is trying to highlight/advertise fonts in the Typekit.com stack. Helvetica's webfont license is exclusive to Monotype Imaging available under

I think this site is trying to highlight/advertise fonts in the Typekit.com stack. Helvetica's webfont license is exclusive to Monotype Imaging available under a web font license here: http://webfonts.fonts.com/en-US/Project/ChooseFonts?fontQuery=helvetica#keyword%3Dhelvetica%26page%3D1 http://webfonts.fonts.com/en-US/Project/ChooseFonts?fontQuer... So the short answer is no there isn't anything that special.