On: New in Reader: a fresh design, and Google+ sharing

[KTamas]

That's not the same. You still can't add a note and your friends can't comment on the item, for starters.

[cpeterso → KTamas]

You can add multiple tags, so you could had your well-known "Shared" tag and then a comment as tag.

[KTamas → cpeterso]

That's still a half-solution. What if I want to make a multiline note?

Also, that doesn't solve the problem that others can't comment on the shared item.