What happens in ungagged, stays in ungagged. So, the answer to your question will surely be, No. You will have to buy a ticket and go to the event to find out what's cool (I wish they did an event in India, Europe/US is just too far.. lol ).
As far as I know, I cannot edit an article after uploading it to Outlookindia.
However, I noticed that some articles are constantly being modified and updated, and I also saw that some articles have special designs.
So, can I get permission to upload articles to Outlookindia? If anyone knows...