Are you sure the tyre stayed seated correctly, if it was a blowout it sounds more likely that it was popping off the rim, protruding spokes should't blow the tube.
@Mikeridesabike 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.
Are you sure the tyre stayed seated correctly, if it was a blowout it sounds more likely that it was popping off the rim, protruding spokes should't blow the tube.