Unless I am greatly mistaken, ticking the "Disable touchpad while typing" option has no effect on my system. I have not yet tried installing additional touchpad configuration utilities, and I'm wondering if anyone can weigh in on whether this is a known issue on 13.10. Thanks!
System - Sony Vaio Pro (2013); Ubuntu 13.10
Kernel - 3.11.0-031100-generic
Touchpad - [ 2.134959] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.1, id: 0x1e2b1, caps: 0xd00123/0x840300/0x126800, board id: 2699, fw id: 1401224