The coolest thing ever is when a talk at a conf has the URL for the HTML slide deck, so if you miss something on a prev slide you can go back and check, & you d

The coolest thing ever is when a talk at a conf has the URL for the HTML slide deck, so if you miss something on a prev slide you can go back and check, & you don't need to figure out where/if the slides were published when you want to revisit after the talk.