Atlanta, Georgia (CNN) -- In Chris Harrison's ideal world, mobile phones would be the size of matchbooks.

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Chris Harrison, Ivan Poupyrev and Munehiko Sato at Disney Research have suggested in a paper that fingerprinting on a capacitive touchscreen isn't far off -- it's just what we need to fingerprint that matters.

ENGADGET: Disney Research develops capacitive touch that detects multiple users through their fingertips (video)

But, despite Matt King, Ben Harrison and Chris Hicks all crossing, Wolves landed only one of four goal attempts.

BBC: St Helens 28-18 Warrington Wolves

Specialist tight-head Harrison, 28, will ease the burden on new Wales cap Rhys Thomas, Chris Anthony having retired with a neck injury.

BBC: Dragons net USA duo and Scot prop

Then came the Warrington response as centre King finished off a smart handling move to claim his seventh try of the season (all of which have come in the last four matches), loose forward Harrison pounced after Michael Monaghan's high kicked eluded Gardner and smart work from substitute Chris Bridge worked winger Hicks over.

BBC: St Helens 28-18 Warrington Wolves