Steve's back.

Apple COO Tim Cook says Macs made up a third of Apple's record revenues.

Cook says that there are 600,000 registered Mac developers with 30,000 new ones added each month.

Cook says 75 million people visited Apple stores last year. About half of the ones that bought Macs were first-time buyers.

Steve Jobs announces iLife '11.

New features in iPhoto 11.

The album view lets you see your photos from flickr and Facebook which are downloaded automatically.

A holiday oriented slideshow theme.

You can flag photos and put them directly into an email.

You can use full-size or smaller photos.

You can get info on the photo with one click.

You can pick an album to create into a book.

The new bookmaker tool.

You can order the books and they will be shipped to you.

Letterpress cards is a printing option to make cards

Jobs wants to make editing simpler.

Audio editing

Audio editing in the Projects mode.

iMovie 11 has audio effects.

Select a scene and choose "instant replay."

Make your own movie trailers.

Your credits.

Credits can be pulled from your own address book.

There are original scores that Apple recorded at Abbey Road studios in London from the London Symphony Orchestra for your use.

Face detection from iPhoto now works with iMovie.

GarageBand gets an update.

New features.

GrooveMatching happens when you pick the "groove" track and the rhythm of that track is applied to every other instrument and track in the song.

Learn to play an instrument.

Choose your weapon.

As you play along the program shows any notes you've missed.

It shows your progress.

The new iLife will cost $49.

19 million FaceTime devices (iPhone and iPod Touch)  have already shipped.

Now you can use FaceTime on a Mac.

Steve called Phil Shiller on an iPhone 4.

Jobs announces a new Mac OS X called Lion.

He also announced that multitouch gestures are coming to the Mac.

New features of Lion.

Trying multitouch on a Macbook.

There will be a Mac App store in Lion.

Going to the Mac App store.

In LaunchPad a full screen grid pops up with your apps - similiar to iPhone and iPad.

Lion is expected to be released in the summer of 2011.

The Mac App store will be open within 90 days.

It's MacBook meets the iPad.

Top features from iPad will be coming to MacBook Air.

The New MacBook Air is .68 inches at its widest and tapers to .11 inches.

Unibody construction like the MacBook Pro.

Features

SSD storage.

Battery life

There's a 13-inch version and an 11.6-inch version.

New MacBook Air features.

Size and weight.

The inside of the new MacBook Air.

Under the cover.

Pricing for the new MacBook Air.