Originally Posted by mtalinm

I too found that pen or pencil was temporary at best. So I took a piece of electrical tape and wrapped it around the seatpost, such that I insert the seatpost until I can still see the entire piece of tape (with maybe a couple of millimeters of aluminum showing).

It feels like a hack, and I agree that this is a deficiency of the Swift design, but it has worked for me so far.