May 21, 2010
Posted: 02:14 PM ET
Editor's note: Geek Out! posts feature the latest and most interesting in nerd-culture news. From sci-fi and fantasy to gadgets and science, if you can geek out over it, you can find it on Geek Out! Look for Geek Out! posts on CNN's SciTech blog.
iReporters shared their theories and predictions on how "Lost" would end. Check out the video above!
And if you would like to react to the finale, upload your video on Sunday night. In the meantime, you have one last chance to share your prediction about the finale below.
From around the web
Are you a gadgethead? Do you spend hours a day online? Or are you just curious about how technology impacts your life? In this digital age, it's increasingly important to be fluent, or at least familiar, with the big tech trends. From gadgets to Google, smartphones to social media, this blog will help keep you informed.