Split along the seem. Never pinched a tube yet.
You're not trying hard enough. I've pinched a few tubes in my days. And if you've never done it, how do you know it wasn't pinched? :)
http://www.sheldonbrown.com/brandt/tube-failure.html
@hippy started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
You're not trying hard enough. I've pinched a few tubes in my days.
And if you've never done it, how do you know it wasn't pinched? :)
http://www.sheldonbrown.com/brandt/tube-failure.html