Originally Posted by
thebat
Are they efficient?

my guess, is that it's a big YMMV, depending on the other riders of the specific shuttle. To "me" efficient is going from point a to point b directly. Of course, if we're talking intermediate stops which earn you frequent flyer miles (like traveling through 3 hubs on a mileage run); well, that's a different story.
Originally Posted by
kingalien
is a good cost-effective option if traveling solo. Otherwise it can be 5-7 stops before reaching say Venetian.
yep, I would say that basically sums it up. Can't imagine any real advantages for 2+ people.