File this under "Worked in 6.5, Doesn't in 7."
Try this:
1) Open a sequence in the Timeline.
2) Enable Segment Mode (red arrow).
3) Option (Alt)-click an individual audio clip.
Doesn't work.
If I'm in Overwrite or Ripple Trim (red or yellow) mode, I can select an individual head or tail – no problem.
System specs are below:
Another bug?