A is for AIFF

The residential-use garbage compactor was introduced as the Trash Masher by Whirlpool in the 1970s, and rose to rampant popularity in the '80s. The concept was simple: take a week's worth of garbage and compress it into a neat little package that could be placed on the curb for your grateful garbage man to pick up and scoot away.

The MP3 was introduced by the Moving Picture Experts Group in 1995, and rose to rampant popularity almost immediately. The concept was simple: take a data-heavy audio recording and compress it into a neat little package that can be placed on your hard drive and added to your iPod so you can scoot away without a stack of CDs.

Get it? But there's a difference...

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