Link: user67@example.com.

• In a list?
• user67@example.com
• It should.

Blockquoted: user67@example.com

Auto-links should not occur here: <user67@example.com>

or here: <user67@example.com>

And with the mailto bit:

Link: user67@example.com.

• In a list?
• user67@example.com
• It should.

Blockquoted: user67@example.com

Auto-links should not occur here: <mailto:user67@example.com>

or here: <mailto:user67@example.com>