How to give a presentation with an iPad and Apple TV

If you work in an office setting, sooner or later you’re going to have to give a presentation. We’ve all been there, watching someone stare into a blinding projector light while fumbling with cables and trying to get the signal to come through.
The good news for Apple users is that with a couple Apple products and a little know-how, they can do away with the cables and clutter and quickly get on with the presentation. Using the AirPlay service, you can stream content to a second or third generation Apple TV.
Here’s how you can give a presentation with just an iPad and an Apple TV.

via How to give a presentation with an iPad and Apple TV – TechRepublic.

I believe a number of law schools have tried this sort of thing with varying degrees of success. See the Teknoids archives at and There was even a CALIcon12 session that covered some of this, All of this seems a bit old, so it may be time to grab an Apple TV and do a refresh to see if it works any better now.

Scrollback, an open source alternative to Slack

Nurture your community with meaningful conversations.
Create rooms based on your interest or follow existing ones.
Share ideas, discuss realtime and redefine your online community experience with Scrollback.

via Scrollback, where communities hang out.

While relatively new and still adding features, Scrollback is the closest thing I’ve seen to to open source Slack. Once running it’s eady for folks to join and start participating right away. This is a project worth keeping an eye on. The code is on GitHub at

Written mostly in Javascript it requires Node.js, Postgres, and Redis to run.