[javawizard]

At least AES membership gets you free access to all of their standards, which is more than can be said for IEEE.

Source: I'm a card-carrying AES member.

[tonyarkles]

And pretty cheap. I was a member for a year, just to get access to the entire AES67 standard. I think it was $65 for the membership at the time.

[RossBencina]

Indeed, I only learned this recently. There was a time when AES digital library access required an extra fee.