For better traction, my team sawed grooves into the tires to give it better traction. The results were visible. We just taped 3 hack-saw blades together and clamped down the tire and sawed away. (We being I...heh...I got the fun job of doing it on 8 tires  )

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I'm a professional web developer. I'm good with PHP, Perl, Java/JSP, some RoR, XML, Javascript (AJAX as well), (x)HTML, CSS, etc.. Validated code is good; fully cross-browser code is better (you comply to your users and the software they use, not the other way around. Sorry!)
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