“The Warframe 72 Hour Livestream is feature over 30 streamers all doing what they do best, playing Warframe and entertaining the masses! This event will also feature a few member of DE staff throughout the 3 day period, so keep your eye out for them! Of course, no honest-to-goodness streaming event would be complete with a charity to a good cause! All proceeds will go to the Extra Life network of children’s hospitals! The event will kick off right after Devstream #88 this Friday, February 17th 2017 at 3:00 PM EST and will run continuously until (roughly) 4:00 PM EST on Monday, Feburary 20th 2017!”
If you’d to donate as well as watch, you can do so through the community’s Extra Life page, which also lists all the streamers and their timeslots. The streams themselves will be hosted on Twitch.