Wondering the same thing as well, and I've worked on capacitive screen design. T...

joezydeco on March 21, 2013 | parent | context | favorite | on: Your next smartphone might use sapphire glass inst...

Wondering the same thing as well, and I've worked on capacitive screen design. The dielectric constant of sapphire seems to be better than glass[1] for this type of application, so it should be okay.

[1] http://www.st.com/st-web-ui/static/active/cn/resource/techni...