Reflectance Sensor Array

I’m developing a robot, and was thinking in add line follow to it, but i wold like to have more precisely and fast reading, so a i look at your store and i didn’t found.

I found at Pololu store an [interesting product. i wold like to know if you are interested in develop something close, but with the add a digital encoder, or even i2c protocol, to make it easy and less cabled to install something like that in a robot.

http://www.pololu.com/picture/thumbnail/0J617.jpg

I will w8 your feedback. Thanks](Pololu - QTR-8RC Reflectance Sensor Array)