hackernews' long discussion on web font performance

Interesting exchange.  And frequently funny - 
"Typical users vomit and faint when they see text set in Tahoma that was clearly meant for Helvetica".
What's especially funny to me is that I'm pretty sure I've met some people who would accept that statement as a simple fact and nod their head in agreement! 

The system font versus webfont "debate" will be over soon.

Not to toot my own horn, but this is still the best analysis of it anywhere:

Webfonts On The Prairie