remember. You'll never keep up with all the tweets. You'll never have fun if you try to drink from the firehose, so don't. When it bothers
I use Zoomit to get up close and personal with anything that might be a bit obscure or not immediately apparent to the audience. I not only zoom, but I annotate with the little built in drawing tool as well. This is something you want to overcompensate on in terms of showing things ...