I think we need to get a single source for all today's pratical jokes that are getting submitter to Hacker News. I thought we could use this post as a forum of sort. This will also allow for people to upvote their favorites and we can get a running tally of the best-of-the-best.
Reddit has a "turn admin on" link next to your username. When admin is on, you can change headlines, vote multiple times, see user's IP addresses and likelihood of being a bot or a spammer, and ban users in three different ways. And the background on comments pages is from the Sistene Chapel.
I'll have to make this a shameless plug, but it's probably the only way any of you will get to know about this.
My startup, Qaym.com is a restaurant rating site in Arabic. We're located in Saudi Arabia. April fools isn't a big thing here or in the Arab world in general. But people know the concept. Today we announced that we're changing the site to become exclusively a camel rating site.